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1. Dictionary

   Rad·i·cal

   /ˈradək(ə)l/

   

   adjective

   • 1. (especially of change or action) relating to or affecting the fundamental nature of something; far-reaching or thorough: "a radical overhaul of the existing regulatory framework" Similar thoroughgoingthoroughcompletetotalentireabsoluteuttercomprehensiveexhaustiveroot-and-branchsweepingfar-reachingwide-rangingextensiveprofounddrasticsevereseriousmajordesperatestringentviolentforcefulrigorousdraconianOpposite superficial
   • ▪ forming an inherent or fundamental part of the nature of someone or something: "the assumption of radical differences between the mental attributes of literate and nonliterate peoples" Similar fundamentalbasicessentialquintessentialinherentinnatestructuraldeep-seatedintrinsicorganicconstitutiverootOpposite minor
   • ▪ (of surgery or medical treatment) thorough and intended to be completely curative.
   • 2. advocating or based on thorough or complete political or social change; representing or supporting an extreme or progressive section of a political party: "a radical activist" Similar revolutionaryprogressivereformingreformistprogressivistrevisionistleftistleft-wingsocialistanticapitalistextremistfanaticalmilitantdiehardinformal:wokeright-oninformal, derogatory:commieBolshevikleftyredpinkbolshieOpposite conservativereactionarymoderate
   • ▪ characterized by independence of or departure from tradition; innovative or unorthodox: "the daring, avant-garde spirit of the music was too radical for the conservative audience"
   • 3. denoting or relating to the roots of a word.
   • ▪ belonging to the root of a chord.
   • 4. of the root of a number or quantity.
   • 5. of, or springing direct from, the root or stem base of a plant.
   • 6. very good; excellent: informal North American "Okay, then. Seven o'clock. Radical!"

   noun

   • 1. a person who advocates thorough or complete political or social reform; a member of a political party or part of a party pursuing such aims.
   • 2. a group of atoms behaving as a unit in a number of compounds.
   • 3. the root or base form of a word.
   • ▪ any of the basic set of 214 Chinese characters constituting semantically or functionally significant elements in the composition of other characters and used as a means of classifying characters in dictionaries.
   • 4. a quantity forming or expressed as the root of another.
   • ▪ a radical sign.

   Word Origin late Middle English (in the senses ‘forming the root’ and ‘inherent’): from late Latin radicalis, from Latin radix, radic- ‘root’.

   Derivatives

   • 1. radicalness noun

   Scrabble Points: 10

   • R

     1

   • A

     1

   • D

     2

   • I

     1

   • C

     3

   • A

     1

   • L

     1

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2. dictionary.cambridge.org › learner-english › radicalRADICAL | definition in the Cambridge Learner’s Dictionary

   dictionary.cambridge.org › learner-english › radical

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   RADICAL meaning: 1. A radical change is very big and important: 2. believing that there should be big social and…. Learn more.

3. www.ldoceonline.com › dictionary › radicalradical | meaning of radical in Longman Dictionary of ...

   www.ldoceonline.com › dictionary › radical

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   radical meaning, definition, what is radical: a radical change or difference is very b...: Learn more.

4. www.oxfordlearnersdictionaries.com › radical_1radical adjective - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › radical_1

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   Definition of radical adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

5. www.wordreference.com › definition › radicalradical - WordReference.com Dictionary of English

   www.wordreference.com › definition › radical

   • Cached

   thoroughgoing or extreme, esp. as regards change from accepted or traditional forms: a radical change in the policy of a company. Government favoring drastic political, economic, or social reforms: radical ideas; radical and anarchistic ideologues. forming a basis or foundation.

6. www.oxfordlearnersdictionaries.com › us › definitionradical adjective - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › us › definition

   • Cached

   adjective. /ˈrædɪkl/. /ˈrædɪkl/. [usually before noun] relating to the most basic and important parts of something; complete and detailed synonym far-reaching. the need for radical changes in education. demands for radical reform of the law. radical differences between the two systems.

7. thewordcounter.com › radical-meaningWhat Does Radical Mean? – The Word Counter

   thewordcounter.com › radical-meaning

   • Cached

   Apr 18, 2022 · Radical (ˈrædɪk ə l) in American English is typically used as an adjective. It describes something that is extremist, far-reaching, or far away from derivative beliefs. This is commonly seen in religions, political opinions, and general topics in which people can have strong convictions.

8. www.betterwordsonline.com › dictionary › radicalRadical - Definition, Meaning, Synonyms, Etymology

   www.betterwordsonline.com › dictionary › radical

   • Cached

   Dictionary definition of radical. Characterized by a departure from established norms, traditions, or conventional beliefs, often in a fundamental or extreme way. "The artist's work was considered radical, pushing the boundaries of traditional art." Detailed meaning of radical.