| Main Entry: | rational |
| Part of Speech: | adjective |
| Definition: | realistic; of sound mind |
| Synonyms: | all there, analytical, balanced, calm, cerebral, circumspect, cognitive, collected, cool*, deductive, deliberate, discerning, discriminating, enlightened, far-sighted, impartial, intellectual, intelligent, judicious, knowing, levelheaded, logical, lucid, normal, objective, perspicacious, philosophic, prudent, ratiocinative, reasonable, reasoning, reflective, sagacious, sane, sensible, sober, sound, stable, synthetic, thinking, thoughtful, together, well-advised, wise |
| Antonyms: | irrational, ridiculous, unrealistic, unreasonable, unsound |
| Main Entry: | admissible |
| Part of Speech: | adjective |
| Definition: | able or deserving of consideration; allowable |
| Synonyms: | acceptable, allowed, applicable, appropriate, concedable, fair, fitting, just, justifiable, lawful, legal, legitimate, licit, likely, logical, not impossible, not unlikely, okay, passable, permissible, permitted, pertinent, possible, probable, proper, rational, reasonable, relevant, right, suitable, tolerable, tolerated, warranted, worthy |
| Antonyms: | illegitimate, inadmissible, inapplicable, irrelevant, unfair, unjust, unsuitable, wrong |
| Main Entry: | analytic/analytical |
| Part of Speech: | adjective |
| Definition: | examining and determining |
| Synonyms: | cogent, conclusive, detailed, diagnostic, discrete, dissecting, explanatory, expository, inquiring, inquisitive, interpretive, investigative, judicious, logical, organized, penetrating, perceptive, perspicuous, precise, problem-solving, questioning, ratiocinative, rational, reasonable, scientific, searching, solid, sound, studious, subtle, systematic, testing, thorough, valid, well-grounded |
| Main Entry: | arguable |
| Part of Speech: | adjective |
| Definition: | tenable |
| Synonyms: | able to hold water, assertable, believable, conceivable, credible, defendable, defensible, feasible, imaginable, maintainable, rational, reasonable, supportable, sustainable, viable, workable |
| Antonyms: | untenable |
| Main Entry: | believable |
| Part of Speech: | adjective |
| Definition: | trustworthy |
| Synonyms: | aboveboard, acceptable, authentic, colorable, conceivable, convincing, credential, credible, creditable, fiduciary, honest-to-God, imaginable, impressive, likely, persuasive, plausible, possible, presumable, presumptive, probable, rational, reasonable, reliable, satisfying, straight, supposable, tenable, tried, trusty, unquestionable, up front |
| Antonyms: | inconceivable, incredible, unbelieveable, unconvincing, unreliable, unthinkable |
| Main Entry: | clever |
| Part of Speech: | adjective |
| Definition: | bright, ingenious |
| Synonyms: | able, adept, adroit, alert, apt, astute, brainy, brilliant, cagey, canny, capable, competent, crackerjack*, cunning, deep, dexterous/dextrous, discerning, egghead, expert, foxy*, gifted, good, handy, intelligent, inventive, keen, knowing, knowledgeable, many-sided, nimble, nobody's fool, pretty, pro, qualified, quick, quick on trigger, quick-witted, rational, resourceful, sagacious, savvy, sensible, sharp, shrewd, skilled, skillful, slick, sly, smart, sprightly, talented, versatile, wise, witty |
| Antonyms: | awkward, foolish, idiotic, ignorant, naive, senseless, stupid, unclever |
| Main Entry: | coherent |
| Part of Speech: | adjective |
| Definition: | understandable |
| Synonyms: | articulate, comprehensible, consistent, identified, intelligible, logical, lucid, meaningful, orderly, organized, rational, reasoned, sound, systematic |
| Antonyms: | disorganized, incomprehensible, irrational, not understandable, unintelligible, unrational, unsystematic |
| Main Entry: | common-sense |
| Part of Speech: | adjective |
| Definition: | reasonable |
| Synonyms: | astute, commonsensical, cool, down-to-earth, hard-headed, judicious, levelheaded, matter-of-fact, practical, rational, realistic, sane, sensible, shrewd, sound |
| Antonyms: | foolish, impractical, insane, unreasonable, unsensible, unsound |
| Main Entry: | conscious |
| Part of Speech: | adjective |
| Definition: | intentional |
| Synonyms: | affected, calculated, deliberate, knowing, mannered, premeditated, rational, reasoning, reflective, responsible, self-conscious, studied, willful |
| Notes: | conscience is the noun meaning 'a sense of right and wrong' while conscious is the adjective meaning 'aware of something, being awake' |
| Antonyms: | indifferent, not deliberate, unconscious, unfeeling, unintentional, unstudied |
| Main Entry: | consequent |
| Part of Speech: | adjective |
| Definition: | resultant |
| Synonyms: | consistent, ensuing, following, indirect, inferable, intelligent, logical, rational, reasonable, resulting, sensible, sequential, sound, subsequent, successive, understandable |
| Antonyms: | beginning, causal, commencing, originating, preparatory, starting |