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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | not based on fact |
| Synonyms: | baseless, bottomless, deceptive, fabricated, fallacious, false, foundationless, gratuitous, groundless, idle, illogical, mendacious, misleading, off-base, spurious, trumped up, uncalled-for, unjustified, unproven, unreal, unsubstantiated, untrue, untruthful, unwarranted, vain, without basis, without foundation |
| Antonyms: | founded, justified, proven, substantiated, supported |
| Main Entry: | erroneous |
| Part of Speech: | adjective |
| Definition: | wrong, incorrect |
| Synonyms: | all off, all wet, amiss, askew, awry, defective, fallacious, false, faulty, flawed, inaccurate, inexact, invalid, misguided, mistaken, off, specious, spurious, unfounded, unsound, untrue, way off, wrong number |
| Antonyms: | correct, right, true, valid |
| Main Entry: | fallacious |
| Part of Speech: | adjective |
| Definition: | false, wrong |
| Synonyms: | beguiling, deceiving, deceptive, deluding, delusive, delusory, erroneous, fictitious, fishy, fraudulent, illogical, illusory, incorrect, invalid, irrational, mad, misleading, mistaken, off*, phony, reasonless, sophistic, sophistical, spurious, unfounded, ungrounded, unreal, unreasonable, unreasoned, unsound, untrue, way off |
| Notes: | fallacious means intended to deceive; fallible means liable to make a mistake or to be inaccurate or erroneous; false means not in accordance with the fact or reality or actuality, or deliberately deceptive, or not genuine or real |
| Antonyms: | correct, real, true, truthful |
* = informal/non-formal usage
| Main Entry: | false |
| Part of Speech: | adjective |
| Definition: | wrong, made up |
| Synonyms: | apocryphal, beguiling, bogus, casuistic, concocted, contrary to fact, cooked-up, counterfactual, deceitful, deceiving, delusive, dishonest, distorted, erroneous, ersatz*, fake, fallacious, fanciful, faulty, fictitious, fishy, fraudulent, illusive, imaginary, improper, inaccurate, incorrect, inexact, invalid, lying, mendacious, misleading, misrepresentative, mistaken, off the mark, phony, sham, sophistical, specious, spurious, trumped up, unfounded, unreal, unsound, untrue, untruthful |
| Notes: | fallacious means intended to deceive; fallible means liable to make a mistake or to be inaccurate or erroneous; false means not in accordance with the fact or reality or actuality, or deliberately deceptive, or not genuine or real |
| Antonyms: | accurate, actual, correct, factual, genuine, known, precise, real, right, substantiated, true, valid |
* = informal/non-formal usage
| Main Entry: | gratuitous |
| Part of Speech: | adjective |
| Definition: | not necessary |
| Synonyms: | assumed, baseless, bottomless, causeless, groundless, indefensible, inessential, needless, reasonless, supererogatory, superfluous, uncalled-for, unessential, unfounded, unjustified, unmerited, unprovoked, unsupportable, unwarranted, wanton |
| Notes: | grateful means feeling or showing gratitude or feeling thankful; gratified means having received what was desired; gratuitous means costing nothing or free - unnecessary or unwarranted - without cause |
| Antonyms: | deserved, needed, reasonable, warranted |
| Main Entry: | groundless |
| Part of Speech: | adjective |
| Definition: | without reason, justification |
| Synonyms: | baseless, bottomless, causeless, chimerical, empty, false, flimsy, foundationless, gratuitous, idle, illogical, illusory, imaginary, unauthorized, uncalled-for, unfounded, unjustified, unprovoked, unsupported, unwarranted |
| Antonyms: | called-for, grounded, justified, proven, reasonable, warranted |
| Main Entry: | mistaken |
| Part of Speech: | adjective |
| Definition: | wrong, incorrect |
| Synonyms: | all wet, at fault, barking up wrong tree, confounded, confused, confused with, deceived, deluded, duped, erroneous, fallacious, false, faulty, fooled, ill-advised, illogical, inaccurate, inappropriate, misconstrued, misguided, misinformed, misinterpreting, misjudging, misled, misunderstanding, off base, off track, tricked, unadvised, under wrong impression, unfounded, unreal, unsound, untrue, warranted, way off, wide of mark, wrong number, wrongly identified |
| Antonyms: | correct, exact, fair, just, precise, right, sound, true |
| Main Entry: | previous |
| Part of Speech: | adjective |
| Definition: | premature |
| Synonyms: | ahead of, early, inopportune, overearly, oversoon, precipitate, soon, too early, too soon, unfounded, untimely, unwarranted |
| Notes: | preceding means 'occurring immediately before the time of the utterance,' while previous means 'occurring at some time before the utterance' |
| Antonyms: | on time, timely, well-timed |
| Main Entry: | trumped up |
| Part of Speech: | adjective |
| Definition: | made up |
| Synonyms: | bogus, concocted, cooked up, cooked-up, deceitful, devised, dishonest, fabricated, fake, false, falsified, fictitious, fishy, framed, fraudulent, imaginary, incorrect, invalid, invented, lying, made up, misleading, phony, sham, unfounded, unsound, untrue |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
