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radical - 20 thesaurus results
| Main Entry: | radical |
| Part of Speech: | noun |
| Definition: | person who advocates significant, often extreme change |
| Synonyms: | agitator, anarchist, avant-garde, extremist, fanatic, firebrand, freethinker, iconoclast, insurgent, militant, mutineer, nihilist, nonconformist, pacifist, progressive, rebel, renegade, revolutionary, subversive, insurrectionist, left-winger, leftist, objector, reformer, revolter, rioter, secessionist, ultraist |
| Antonyms: | conservative, moderate |
| Main Entry: | radical |
| Part of Speech: | adjective |
| Definition: | fundamental, basic |
| Synonyms: | basal, bottom, cardinal, constitutional, deep-seated, essential, inherent, innate, intrinsic, native, natural, organic, original, primal, primary, primitive, profound, thoroughgoing, underlying, vital, foundational, meat-and-potatoes |
| Antonyms: | extrinsic, nonessential, superficial |
| Main Entry: | radical |
| Part of Speech: | adjective |
| Definition: | deviating by extremes |
| Synonyms: | advanced, complete, entire, excessive, extremist, fanatical, far-out*, iconoclastic, immoderate, insubordinate, insurgent, intransigent, lawless, militant, mutinous, nihilistic, progressive, rabid, rebellious, recalcitrant, refractory, restive, revolutionary, riotous, seditious, severe, sweeping, thorough, ultra, uncompromising, violent, way out, anarchistic, freethinking, insurrectionary, leftist, recusant, ultraist |
| Antonyms: | conservative, moderate |
* = informal/non-formal usage
| Main Entry: | advanced |
| Part of Speech: | adjective |
| Definition: | ahead in position, time, manner |
| Synonyms: | avant-garde, breakthrough, excellent, exceptional, extreme, first, foremost, forward, higher, late, leading, liberal, precocious, progressive, radical, state-of-the-art*, unconventional, cutting-edge, leading-edge |
| Antonyms: | after, behind |
* = informal/non-formal usage
| Main Entry: | agent provocateur |
| Part of Speech: | noun |
| Definition: | secret agent |
| Synonyms: | agitator, firebrand, goad, incendiary, instigator, operative, rabble-rouser, radical, ringleader, spark, spy, troublemaker, intelligence agent, noncooperator, provocateur, provocative agent, provoker |
| Main Entry: | agitator |
| Part of Speech: | noun |
| Definition: | person who disturbs, causes trouble |
| Synonyms: | advocate, agent, anarchist, champion, demagogue, dissident, fighter, firebrand*, heretic, incendiary, instigator, malcontent, partisan, propagandist, rabble-rouser, radical, reactionary, rebel, revolutionary, ringleader, troublemaker, zealot, adjy, disrupter, dogmatist, fomenter, inciter, leftist, mover, provocateur, pusher, reformer, revisionist, sparkplug, wave maker |
* = informal/non-formal usage
| Main Entry: | avant-garde |
| Part of Speech: | adjective |
| Definition: | unconventional, forward-looking |
| Synonyms: | beat*, experimental, head*, hip*, innovative, lead, liberal, new, new wave, progressive, radical, state-of-the-art, vanguard, leading-edge, pioneering |
| Antonyms: | conservative, conventional |
* = informal/non-formal usage
| Main Entry: | basic |
| Part of Speech: | adjective |
| Definition: | elementary, fundamental |
| Synonyms: | basal, capital, central, chief, elemental, essential, indispensable, inherent, intrinsic, key, main, necessary, primary, primitive, principal, radical, underlying, vital, substratal |
| Antonyms: | additional, extra, nonessential, outside, peripheral, secondary, inessential |
| Main Entry: | beatnik |
| Part of Speech: | noun |
| Definition: | uncoventional, free-sprited person |
| Synonyms: | Bohemian, beat, demonstrator, dropout, flower child*, hippie, iconoclast, maverick, nonconformist, protester, radical, peacenik |
* = informal/non-formal usage
| Main Entry: | bottom |
| Part of Speech: | adjective |
| Definition: | lowest; fundamental |
| Synonyms: | basal, base, basement, basic, ground, last, lowest, primary, radical, underlying, foundational, lowermost, meat-and-potatoes, nethermost, rock-bottom, undermost |
| Antonyms: | highest, top, unnecessary |
| Main Entry: | broad-minded |
| Part of Speech: | adjective |
| Definition: | liberal |
| Synonyms: | advanced, catholic, cosmopolitan, dispassionate, flexible, indulgent, liberal, open, open-minded, permissive, progressive, radical, receptive, responsive, tolerant, unbiased, unprejudiced, wide, free-thinking, unbigoted, undogmatic |
| Antonyms: | close-minded, small-minded |
| Main Entry: | central |
| Part of Speech: | adjective |
| Definition: | main, principal; in the middle |
| Synonyms: | basic, cardinal, center, chief, dominant, equidistant, essential, focal, foremost, fundamental, important, inmost, inner, interior, intermediate, key, leading, master, mean, median, mid, middle, outstanding, overriding, paramount, pivotal, predominant, primary, prime, radical, ruling, salient, significant, axial, centric, centroidal, middlemost, midmost, midway, nuclear, omphalic, umbilical |
| Antonyms: | exterior, minor, outside, peripheral, secondary |
| Main Entry: | demagogue |
| Part of Speech: | noun |
| Definition: | agitating person |
| Synonyms: | agitator, fanatic, firebrand*, incendiary, instigator, politician, rabble-rouser*, radical, rebel, revolutionary, troublemaker, fomenter, haranger, hothead, inciter, inflamer, soapbox orator |
* = informal/non-formal usage
| Main Entry: | demonstrator |
| Part of Speech: | noun |
| Definition: | protester |
| Synonyms: | agitator, dissenter, radical, revolutionary, troublemaker, boycotter, disrupter, marcher, objector, picketer, revolter, rioter, striker |
| Main Entry: | drastic |
| Part of Speech: | adjective |
| Definition: | severe, extreme |
| Synonyms: | desperate, dire, exorbitant, extravagant, forceful, harsh, immoderate, radical, strong |
| Antonyms: | calm, collected, easy, mild |
| Main Entry: | exhaustive |
| Part of Speech: | adjective |
| Definition: | all-inclusive, complete |
| Synonyms: | all-out, catholic, comprehensive, encyclopedic, extensive, far-reaching, full, full-blown, full-scale, in-depth, intensive, out-and-out*, profound, radical, sweeping, thorough, thoroughgoing, total, all-embracing, all-encompassing, embracive, from A to Z, full-dress, no stone unturned, the word, whole-hog |
| Antonyms: | incomplete, unfinished, excluding |
* = informal/non-formal usage
| Main Entry: | extremist |
| Part of Speech: | noun |
| Definition: | person zealous about a belief |
| Synonyms: | agitator, die-hard, fanatic, radical, revolutionary, ultra, zealot, revolutionist, ultraist |
| Antonyms: | conservative, moderate |
| Main Entry: | fanatic |
| Part of Speech: | noun |
| Definition: | person overenthusiastic about an interest |
| Synonyms: | addict, bigot, bug*, crank*, crazy, demon, devotee, enthusiast, extremist, fiend*, fool, freak, maniac, militant, nut*, radical, visionary, zealot, activist, monomaniac, ultraist |
* = informal/non-formal usage
| Main Entry: | fanatical |
| Part of Speech: | adjective |
| Definition: | overenthusiastic |
| Synonyms: | biased, bigoted, burning*, contumacious, credulous, devoted, dogmatic, domineering, enthusiastic, erratic, extreme, fervent, feverish, fiery, frenzied, headstrong, immoderate, impassioned, impulsive, incorrigible, infatuated, mad, narrow-minded, obsessed, obstinate, opinionated, partial, partisan, passionate, possessed, prejudiced, rabid, radical, raving, single-minded, stubborn, unruly, violent, visionary, wild, willful, zealous, bugged, high on, monomaniacal, nuts for, obsessive, turned on |
| Antonyms: | disinterested, dispassionate, impartial, unenthusiastic |
* = informal/non-formal usage
| Main Entry: | far-out |
| Part of Speech: | adjective |
| Definition: | unconventional and offbeat |
| Synonyms: | Bohemian, avant-garde, boss*, contemporary, cool*, cool, deep*, deep, excellent, fabulous, fantastic, groovy*, groovy, hip*, hippie, mod, modern, modernistic, neat, nifty, offbeat, out of this world, radical, sensational, strange, super, swell, trendy, unconventional, unorthodox, way-out, weird, wild, wonderful, out in left field, rad, rad, ultamodern, very unconventional |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.
