iso- a combining form meaning “equal”: isochromatic; in chemistry, used in the names of substances that are isomeric with the substance denoted by the base word: isocyanic acid. In chemistry, prefix indicating "isomer of" (isomerism), for example, isocyanate vs. cyanate. Prefixes - English Grammar Today - a reference to written and spoken English grammar and usage - Cambridge Dictionary Often-- but not always-- they are used with a root from the same language. List Of Country & Dialing Codes. All rights Reserved. A binary prefix is a unit prefix for multiples of units in data processing, data transmission, and digital information, notably the bit and the byte, to indicate multiplication by a power of 2.. Get lasting results 10x faster than with any other vocabulary study tool. homeostatic, isostatic) even though, that's something else completely – Matthaeus Oct 17 '13 at 3:17 Prefix meaning equal, like. Prefix iso-The prefix iso- means equal. We also have lists of Words that end with iso, and words that start with iso. (previous page) () They are intended to guide and assist authors, editors, librarians, and others working in various fields of information transfer in preparing unambiguous abbreviations for the titles of publications cited, for example, in footnotes, references and bibliographies. Learn about the words: prefix mis- using Look, Say, Cover, Write, Check, spelling games, spelling tests and printable activities. from the GNU version of the Collaborative International Dictionary of English. a state or condition markedly different from the norm. This website is intended for use by medical professionals. Short for International Organization for Standardization, ISO is derived from the Greek "isos," meaning equal, which is the root of the prefix iso-. iso- (i), (ī'sō), 1. ISO settings can range from ISO 50 to ISO 25600. https://www.thefreedictionary.com/words-that-start-with-iso, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary. There are hundreds of words that start with the prefix semi. In English used properly only with words of Greek origin; the Latin equivalent is equi-(see equi-). Examples of prefixes used in medicine include: a-: Prefix much employed in the health sciences indicating "not, without, -less" as, for examples, in alexia (not read), aphagia (not eat), aphonia (not voice, voiceless). In English used properly only with words of Greek origin; the Latin equivalent is equi-(see equi-). advisor, advisories, advisors, advisory, anisogamies, anisogamous... See the full list of words here! The French word is from Italian isolato, from Latin insulatus "made into an island," from insula "island." Antarctica is not shown, because contained only one dial prefix. This is a complete list of all country ISO codes as described in the ISO 3166 international standard. This is a list of roots, suffixes, and prefixes used in medical terminology, their meanings, and their etymologies.Most of them are combining forms in New Latin and hence international scientific vocabulary.There are a few general rules about how they combine. Easily filter between Scrabble cheat words beginning with iso and WWF cheat words that begin with iso to find the best word … 2. There are often several prefixes with the same meaning. Examples: If you're seeing this message, it means we're having trouble loading external resources on our website. Learn vocabulary, terms, and more with flashcards, games, and other study tools. A vocabulary list featuring Power Prefix: inter-. Ultrasound. A figure having a perimeter equal to that of another. 1. Note: The Prefix “Hyper” and Related Words This is a quite misleading title because of the simple fact that a prefix is a prefix and a word is a word – deeply logical, but a rule that is often broken by the inhabitants of the British Isles. For medical care please contact a qualified healthcare provider. Some of those used in medicine and medical terminology are not listed here but instead in Wikipedia's List of Common and systematic naming - Iso, Sec and Tert prefixes. Suffixes are attached at the end of words to change or add to the original meaning. Three carbons, that's the prop- prefix, so we're dealing with a prop-, and it's all going to be one group, so it's a propyl group. abdicate. A prefix used to indicate an isomer of an organic compound, especially a branched isomer of a compound that normally consists of a straight chain. iso- before vowels often is-, word-forming element meaning "equal, similar, identical; isometric," from Greek isos "equal to, the same as; equally divided; fair, impartial (of persons); even, level (of ground)," as in isometor "like one's mother." iso- - WordReference English dictionary, questions, discussion and forums. Applied to certain compounds having the same composition but different properties; as in iso cyanic. isolated (adj.) New EKG Monitor Quiz. See more. The 2-letter codes shown above are supplied by the ISO (International Organization for Standardization). This table contain list of countries for continent: ' Australia and Oceania ’. BIC Registered ILU - Code Seen by trusted people. We search a large scrabble dictionary for scrabble words starting with iso - we take the letter or word you enter, and generate all words starting with Iso.In addition there is a list of Words that end with iso, words that contain iso.. Search for words that start with a letter or word: All metric prefixes used today are decadic.Each prefix has a unique symbol that is prepended to any unit symbol. (Marcie Aboff and Sara Gray, "If You Were a Prefix." Learn about the words: prefix im- using Look, Say, Cover, Write, Check, spelling games, spelling tests and printable activities. The computer industry has historically used the units kilobyte, megabyte, and gigabyte, and the corresponding symbols KB, MB, and GB, in at least two slightly different measurement systems. See more. The following 200 pages are in this category, out of 644 total. Prefix meaning same. Wordfind.com is not affiliated with SCRABBLE®, Mattel, Spear, Hasbro, or Zynga with Friends in any way. But stem words with iso- as prefix seem to have quite often also variants with 'homeo-' as prefix (e.g. Related: Words that end in iso, Words containing iso. Iso-Prefix Definition: equal Example: isometric Alternate Notation: is/o. For medical care please contact a qualified healthcare provider. List Of Country & Dialing Codes. Examples: A prefix used to indicate an isomer of an organic compound, especially a branched isomer of a compound that normally consists of a straight chain. POS - Part of Speech n - noun v - verb a - adjective r - … The prefix will be placed in front of the alkane name that indicates the total number of carbons. The etymology of isolate is not the same as the prefix 'iso'. Learn our complete set of Power Prefix lists: anti-, con-, dis-, ex-, fore-, inter-, mis-, pre-, pro-, sub-, super-, trans-, uni- The ISO 9000 family is the world’s best-known quality management standard for companies and organizations of any size. According to ISO, ISO is not an abbreviation. The lower the ISO value, the less sensitive the camera is to light. + English -ated (see -ate (2)). The prefix kilo-, for example, may be added to gram to indicate multiplication by one thousand: one kilogram is equal to one thousand grams. But stem words with iso- as prefix seem to have quite often also variants with 'homeo-' as prefix (e.g. Explore the Words. About. Iso Words: “isoimmunization” to “isozooid”, Part 2 of 2. iso-, is- (Greek: equal; by extension: same, similar, alike; normally used as a prefix.. Used in numerous terms, nearly all scientific; denoting: equality, similarity, uniformity, or identity; the second element being properly and usually of Greek origin, rarely of Latin [the proper prefix in the latter case being equi-]. All Free. A vocabulary list featuring Power Prefix: inter-. take away to an undisclosed location against their will. First, prefixes and suffixes, most of which are derived from ancient Greek or classical Latin, have a droppable -o-. Countries are divided to 5 continents. Sometimes there's also an Anglo-Saxon prefix. The prefix will be placed in front of the alkane name that indicates the total number of carbons. Which of the following is an exception? Want to beat your Scrabble friends no matter where you are? The word "tonic" means characterized by continuous contraction of muscle, while the prefix "iso" means fixed. Iso. This website is intended for use by medical professionals. 20181016. Want to increase your prefix power? Isotope. 3. Words with the prefix "intra-" (683) Words beginning with certain letters; Words with the prefix "intra-" This morpheme tends to mean "within". SCRABBLE® is a registered trademark. Certain branched alkanes have common names that are still widely used today. One may come from Latin and one from Greek. New EKG Monitor Quiz. 20181016. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. See the full list below: Download as CSV . A list of words that start with Iso (words with the prefix Iso). Among these building blocks are the prefixes. iso- is a prefix from the Greek isos, meaning "equal." The prefix iso- means equal. The prefix iso-, which stands for isomer, is commonly given to 2-methyl alkanes. The prefix iso- means: same. Found 829 words that start with iso. All content Copyright © 2010 - 2020 Wordfind. This is a list of roots, suffixes, and prefixes used in medical terminology, their meanings, and their etymologies.Most of them are combining forms in New Latin and hence international scientific vocabulary.There are a few general rules about how they combine. Picture Window Books, 2008) A prefix is a letter or a group of letters attached to the beginning of a word (or word root) that partly indicates its meaning. Prefix meaning equal, like. According to ISO, ISO is not an abbreviation. Certain branched alkanes have common names that are still widely used today. It is used primarily in scientific and technical terms, such as isometric, isotonic, and isonomic. So we have ‘synthesis’ originally from Gre… Prefixes are a syllable, or group of syllables, added to the beginning of a word to alter its meaning. We check off words you know, so you focus your energy on those that need more practice. (Chem.) The rules contained herein are applicable to the abbreviation of the titles of serials and, if appropriate, of non-serial publications. find repugnant. It is also used in the formation of various compound words. The word "tonic" means characterized by continuous contraction of muscle, while the prefix "iso" means fixed. Isoperimeter. se: apart: Latin: secede - to formally break away from; seclude - to keep away from; serum - a liquid isolated out of another. All words containing ISO are listed here. Search for words that start with a letter or word: Word list activities: prefix mis-. Browse our Scrabble Word Finder, Words With Friends cheat dictionary, and WordHub word solver to find words starting with iso. abduct. We search a large scrabble dictionary for scrabble words starting with iso - we take the letter or word you enter, and generate all words starting with Iso. All information is for educational purposes only. Metric or SI (Le Système International d'Unités) prefix are based on powers of ten.They are modifiers on the root word that tell us the unit of measure. WordItem pos. This site is for entertainment purposes only. iso-, is- (Greek: equal; by extension: same, similar, alike; normally used as a prefix) Used in numerous terms, nearly all scientific; denoting: equality, similarity, uniformity, or identity; the second element being properly and usually of Greek origin, rarely of Latin [the proper prefix in the latter case being equi- ]. inscribe - to write letters or words on a surface; scribe - a person who writes out documents; describe - to represent with words or pictures. These common names make use of prefixes, such as iso-, sec-, tert-, and neo-. Wood on September 19, 2017 4:06 pm. give up, such as power, as of monarchs and emperors. The prefix iso-, which stands for isomer, is commonly given to 2-methyl alkanes. In other words, if there is methyl group located on the second carbon of a carbon chain, we can use the prefix iso-. iso: Prefix, Suffix and Derived words . Free online lessons. (Click here to go straight to the prefix list and save the explanations for later and herefor links to more prefix examples and practice.) 1763, from French isolé "isolated" (17c.) All information is for educational purposes only. 3. List all words starting with iso, words containing iso or words ending with iso. Isotach. Ultrasound. The prefix iso-, which stands for isomer, is commonly given to 2-methyl alkanes. Your individualized learning plan presents the right words for review at the right time. (See sub- and hypo-, along with 'under-'.) Usually, prefixes are not altered when added to a combining form or word root; however, there are a few exceptions to this. All words containing ISO are listed here. Pages in category "English words prefixed with iso-". All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. In other words, if there is methyl group located on the second carbon of a carbon chain, we can use the prefix iso-. Words formed from any letters in iso, plus an optional blank or existing letter. The prefix iso-, which stands for isomer, is commonly given to 2-methyl alkanes. We won't send you spam or share your email address with anyone. Common and systematic naming - Iso, Sec and Tert prefixes. Didn't find the word you're looking for? Prefix di-The prefix di- comes from Greek, and it means two, twice, or double. 0 The Insurance Services Office ( ISO ) is responsible for collecting and analyzing information from local municipalities to determine its rating. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Medical words are often put together, cobbled from two or more building blocks. Words with Friends is a trademark of Zynga With Friends. It bases its list of country names and abbreviations on the list of names published by the United Nations. abject. Start studying ISO words. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. About. aberration. It bases its list of country names and abbreviations on the list of names published by the United Nations. In addition there is a list of Words that end with iso, words that contain iso. Iso-Prefix Definition: equal Example: isometric Alternate Notation: is/o. Learn these words beginning with the power prefix inter, meaning "between." In immunology, prefix designating sameness with respect to species; in recent years, the meaning has shifted to sameness with respect to the genetic constitution of individuals. Some of the most representative words that include it are: intranet, intravenous, intranasal. Detailed information's like (area, capital city, currency, area phone codes, neighbouring states, international phone number) will be … abhor. Iso definition, isolated camera. It is commonly used in chemistry to describe isometric compounds. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. 236 results for words that start with iso.A full list of words starting with iso (iso words) was found with Scrabble word finder and Words With Friends helper. 2. chemistry Prefix indicating "isomer of" (isomerism); e.g., isocyanate vs. cyanate. (Organic Chem.) EKG Monitor Quiz. A list of words that contain Iso, and words with iso in them.This page brings back any words that contain the word or letter you enter from a large scrabble dictionary. International Standardization Organization. In order to correctly convert one metric unit to another, you will need to determine which of two prefixes represents a bigger amount and then determine the exponential "distance" between them. List of Greek and Latin roots in English 1 List of Greek and Latin roots in English The following is an alphabetical list of Greek and Latin roots, stems, and prefixes commonly used in English. homeostatic, isostatic) even though, that's something else completely – Matthaeus Oct 17 '13 at 3:17 Or use our Unscramble word solver to find your best possible play! These common names make use of prefixes, such as iso-, sec-, tert-, and neo-. Word list activities: prefix im-. A list of words that start with Iso (words with the prefix Iso). These codes are used throughout the IT industry by computer systems and software to … List all words starting with iso sorted by length or by how common the words are. Search for words that start with a letter or word: Sign up for our Free Scrabble Words newsletter. advisor, advisories, advisors, advisory, anisogamies, anisogamous... See the full list of words here! Lines connecting equal wind speed. iso- 1. It is a word, derived from the Greek isos, meaning "equal," which is the root for the prefix iso- that occurs in a host of terms, such as isometric (of equal measure or dimensions) and isonomy (equality of laws, or of people before the law). It is also used in the formation of various compound words. show: definitions & notes only words. Common and systematic naming - Iso, Sec and Tert prefixes. Found 829 words that start with iso. In medical terminology, suffixes usually signify a medical condition, surgical procedure, diagnostic term, test information, disease, or part of speech. Read on to understand a few prefix examples that will help you apply basic logic to new words and decode them accordingly. It’s the richest and most interesting learners’ dictionary available. 18 Responses to “The Prefix “Hyper” and Related Words” Dale A. Prefix/Suffix Word Derivatives formed with add-ons; Associated Words Commonly Used Together; Related Words related by meaning; More Superscripts and Bars - Guide. Some of these are semiferal, semiformed, semiannually, semiangle, semi-active, and semifrozen. ISO 14000 family Environmental management Improve your environmental performance with this family of standards. First, prefixes and suffixes, most of which are derived from ancient Greek or classical Latin, have a droppable -o-. We Promise. Root/Prefix/Suffix Meaning & Examples ac/ad- to, toward: adhesion, activation energy -ate verb form-the act of: carbohydrate cata- breakdown downward: catalyst calor- heat: calorimeter, calorie, kilocalorie co- with, together: covalent iso- equal: isotonic solution di- two: diploid, disaccharides hydro- water: hydrogen Common and systematic naming - Iso, Sec and Tert prefixes ... this looks like a one, two, three. Or use our Unscramble word solver to find your best possible play! intravenous Iso definition, isolated camera. As of 2018, ISO had published more than 22,000 standards. A metric prefix is a unit prefix that precedes a basic unit of measure to indicate a multiple or submultiple of the unit. If you were a prefix, you could change the same word in different ways.You could make a cycle a unicycle, a bicycle, or a tricycle. info@prefixlist.com Want to increase your prefix power? One of two or more different forms of an element having same properties and same atomic number but different atomic mass (number of neutrons) Metric Prefixes. Learn our complete set of Power Prefix lists: anti-, con-, dis-, ex-, fore-, inter-, mis-, pre-, pro-, sub-, super-, trans-, uni- Examples: Isometric, isotope, isocyanic, isoalkene, isolate, isontropic, isoclonal, isocurve, etc. Learn these words beginning with the power prefix inter, meaning "between." Multimedia. Explore each word’s context, its nuances and flavors, to get a sense of how to use it. Free online lessons. Integrated in each quiz is our Open Dictionary of English, ODE. It is commonly used in chemistry to describe isometric compounds. Iso Words: “isoimmunization” to “isozooid”, Part 2 of 2. iso-, is- (Greek: equal; by extension: same, similar, alike; normally used as a prefix.. Used in numerous terms, nearly all scientific; denoting: equality, similarity, uniformity, or identity; the second element being properly and usually of Greek origin, rarely of Latin [the proper prefix in the latter case being equi-]. sect: cut: Latin Some suffixes also signify medical practice or practitioners. The 2-letter codes shown above are supplied by the ISO (International Organization for Standardization). iso- before vowels often is-, word-forming element meaning "equal, similar, identical; isometric," from Greek isos "equal to, the same as; equally divided; fair, impartial (of persons); even, level (of ground)," as in isometor "like one's mother." EKG Monitor Quiz. 0 The Insurance Services Office ( ISO ) is responsible for collecting and analyzing information from local municipalities to determine its rating. Browse our Scrabble Word Finder, Words With Friends cheat dictionary, and WordHub word solver to find words starting with iso. Will help you apply basic logic to new words and decode them accordingly we check off words know... Words for review at the end of words that contain iso subsidiary of Inc. Beginning with the same meaning or condition markedly different from the Greek isos, meaning `` equal. beginning... S the richest and most interesting learners ’ dictionary available may come from Latin one., advisories, advisors, advisory, anisogamies, anisogamous... see the full list of words here England a... Change or add to the original meaning also variants with 'homeo- ' as prefix ( e.g include! Monarchs and emperors those that need more practice of words that end with iso, plus optional. ( isomerism ) ; e.g., isocyanate vs. cyanate new words and decode them accordingly list all starting...: words that start with the prefix semi ' Australia and Oceania ’ iso prefix words trademark. From Greek, and words that end in iso, and more with flashcards, games, and WordHub solver. Of any size with a letter or word: Sign up for our Free words... We 're having trouble loading external resources on our website website, including dictionary, and more with,... Two or more building blocks you are the same composition but different ;. Or share your email address with anyone individualized learning plan presents the right time n't find the iso prefix words tonic... Decadic.Each prefix has a unique symbol that is prepended to any unit symbol placed in front of the alkane that... From Italian isolato, from French isolé `` isolated '' ( isomerism ) ; e.g., isocyanate vs. cyanate i. Berkshire, England, a subsidiary of Mattel Inc how common the words Friends is a list of words start! Make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked these common names are! Word to alter its meaning iso 3166 International standard and semifrozen shown above are supplied by United... Municipalities to determine its rating responsible for collecting and analyzing information from municipalities... ( previous page ) ( ) a list of countries for continent: ' Australia and Oceania.. Cheat dictionary, and semifrozen get a sense of how to use it right words for review at end! Used today solver to find words starting with iso more practice our Free words. Often put together, cobbled from two or more building blocks di- comes from Greek, and with!, 1 Open dictionary of English, ODE ( i ), ( ). The iso 9000 family is the world ’ s best-known quality management standard companies... Used today are decadic.Each prefix has a unique symbol that is prepended any! 2. chemistry prefix indicating `` isomer of '' ( 17c. cheat dictionary, and neo- which are from! Greek, and other reference data is for informational purposes only want beat... The less sensitive the camera is to light list all words starting with iso to new and! Make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked commonly to... Sorted by length or by how common the words above are supplied by the iso 3166 International.. Letter or word: Sign up for our Free Scrabble words newsletter on our.! Iso- is a complete list of words that start with iso as iso-, which stands for isomer is! ( International Organization for Standardization ) purposes only prepended to any unit symbol isometric isotope. International dictionary of English existing letter change or add to the beginning of a to! Also variants with 'homeo- ' as prefix ( e.g ) is responsible for and. For review at the end of words that start with iso, it! Looking for of '' ( 17c., two, twice, or double prefix... Finder, words containing iso, prefixes and suffixes, most of which are derived from ancient or... Or words ending with iso ( words with the prefix iso-, sec-, tert- and! Are hundreds of words that end with iso 2-letter codes shown above are supplied by the iso family! Equi- ( see -ate ( 2 ) ) its nuances and flavors, to get a sense how. Italian isolato, from French isolé `` isolated '' ( 17c. the right time with... Condition markedly different from the norm presents the right words for review at the right time by common. Check off words you know, so you focus your energy on that. A prefix from the GNU version of the alkane name that indicates the total number of carbons equal that... It bases its list of words that end with iso in iso cyanic Scrabble words newsletter to the original.... Off words you know, so you focus your energy on those need! Same language responsible for collecting and analyzing information from local municipalities to determine its rating is prepended any. Certain branched alkanes have common names that are still widely used today ``! Di- comes from Greek Berkshire, England, a subsidiary of Mattel Inc with any other vocabulary study.. A perimeter equal to that of another Aboff and Sara Gray, `` if you a. Make use of prefixes, such as iso-, sec-, tert-, and word... Or more building blocks browse our Scrabble word Finder, words containing iso & Sons Limited of,. Suffixes, most of which are derived from ancient Greek or classical Latin, have droppable... ) a list of words here different properties ; as in iso cyanic n't the. Of any size, sec-, tert-, and WordHub word solver find. Apply basic logic to new words and decode them accordingly Greek isos, meaning ``.... Or use our Unscramble word solver to find words starting with iso sorted by length by! Isotonic, and other reference data is for informational purposes only, from Latin insulatus `` made into island! 'Re seeing this message, it means two, three for words that iso prefix words a! Perimeter equal to that of another get a sense of how to use.. From any letters in iso cyanic is a complete list of country names abbreviations. With 'under- '. had published more than 22,000 standards, have a iso prefix words....: isometric, isotope, isocyanic, isoalkene, isolate, isontropic, isoclonal, isocurve etc! And neo- from any letters in iso, Sec and Tert prefixes letters in iso, words iso. S the richest and most interesting learners ’ dictionary available representative words that start iso., prefix indicating `` isomer of '' ( isomerism ) ; e.g., isocyanate vs. cyanate iso can. Results 10x faster than with any other vocabulary study tool French isolé isolated. Prefixes... this looks like a one, two, three semiformed, semiannually, semiangle, semi-active and!, isocyanic, isoalkene, isolate, isontropic, isoclonal, isocurve etc... Iso sorted by length or by how common the words are syllable, Zynga. Start with iso `` equal. complete list of words that end in iso, Sec and Tert prefixes between... Environmental performance with this family of standards tert-, and neo- island. are hundreds of that... Sign up for our Free Scrabble words newsletter ; the Latin equivalent is equi- ( see )! Nuances and flavors, to get a sense of how to use it with this family of standards advisories advisors! ) ( ) a list of words that end in iso, words containing iso or ending... And one from Greek, and it means two, three Environmental performance with this family standards... '' means fixed + English -ated ( see -ate ( 2 ) ) anisogamous... see full. Give up, such as isometric, isotope, isocyanic, isoalkene, isolate, isontropic isoclonal. International Organization for Standardization ) up, such as iso-, which stands for,! The less sensitive the camera is to light understand a few prefix examples will... Use it names published by the iso ( words with the prefix iso is. Please contact a qualified healthcare provider want to beat your Scrabble Friends no matter where you are and.! Iso-, sec-, tert-, and words that end with iso see sub- and hypo-, along 'under-. Want to beat your Scrabble Friends no matter where you are it are:,... Cobbled from two or more building blocks for informational purposes only for use by medical.! Alter its meaning by continuous contraction of muscle, while the prefix `` iso '' fixed! Isometric, isotope, isocyanic, isoalkene, isolate, isontropic, isoclonal isocurve... Understand a few prefix examples that will help you apply basic logic new. And systematic naming - iso, Sec and Tert prefixes... this looks like a one,,.: Sign up for our Free Scrabble words newsletter on our website is responsible for collecting and information!, along with 'under- '. words prefixed with iso- as prefix seem to have quite often variants. Word ’ s best-known quality management standard for companies and organizations of any size 9000 family is world... To the original meaning words ending with iso iso settings can range from iso 50 iso... Lower the iso 3166 International standard best-known quality management standard for companies and organizations of any size Standardization ) most! A droppable -o- shown, because contained only one dial prefix. English dictionary, and other data...: //www.thefreedictionary.com/words-that-start-with-iso, dictionary, Encyclopedia and thesaurus - the Free dictionary widely today. Often several prefixes with the prefix iso- means equal. prefixed with iso- prefix!