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conjecture - 20 thesaurus results
| Main Entry: | conjecture |
| Part of Speech: | noun |
| Definition: | speculation, assumption |
| Synonyms: | conclusion, fancy, guess, hunch, hypothesis, inference, notion, opinion, perhaps, presumption, shot in the dark*, supposition, surmise, theory, guesstimate, guesswork, sneaking suspicion, stab in the dark, theorizing |
| Antonyms: | fact, proof, reality, truth |
* = informal/non-formal usage
| Main Entry: | conjecture |
| Part of Speech: | verb |
| Definition: | speculate |
| Synonyms: | assume, believe, conceive, conclude, deem, estimate, expect, fancy, feel*, figure, gather, glean, guess, imagine, infer, judge, presume, pretend, suppose, surmise, suspect, theorize, think, guesstimate, hazard a guess, hypothesize, take a shot, take a stab, take for granted |
| Antonyms: | prove |
* = informal/non-formal usage
| Main Entry: | decide |
| Part of Speech: | verb |
| Definition: | make a determination; settle an issue |
| Synonyms: | adjudge, adjudicate, agree, award, choose, cinch, clinch, conclude, conjecture, decree, determine, elect, end, establish, figure, gather, guess, judge, mediate, opt, pick, poll, purpose, resolve, rule, select, set, surmise, tap, vote, will, arrive at conclusion, call shots, cast the die, come to agreement, come to conclusion, come to decision, commit oneself, draw a conclusion, fix upon, form opinion, go down line, have final word, make a decision, make up mind, reach decision, take a stand |
| Antonyms: | defer, delay, hesitate, postpone, procrastinate, put off, wait |
| Main Entry: | deem |
| Part of Speech: | verb |
| Definition: | regard, consider |
| Synonyms: | account, allow, appraise, assume, believe, calculate, conceive, conjecture, credit, divine, esteem, estimate, expect, feel, guess, hold, imagine, judge, know, presume, reckon, sense, suppose, surmise, suspect, think, understand, view, be afraid, daresay, set store by |
| Main Entry: | divine |
| Part of Speech: | verb |
| Definition: | prophesy |
| Synonyms: | anticipate, apprehend, conjecture, deduce, discern, forebode, foresee, foretell, guess, infer, perceive, predict, prognosticate, see, suppose, surmise, suspect, understand, visualize, forefeel, foreknow, go out on a limb, intuit, previse, see in the cards, take a shot, take a stab |
| Main Entry: | estimate |
| Part of Speech: | noun |
| Definition: | approximate calculation; educated guess |
| Synonyms: | appraisal, assay, assessment, ballpark figure*, belief, conclusion, conjecture, estimation, evaluation, guess, impression, judgment, measure, measurement, mensuration, opinion, point of view, projection, rating, reckoning, stock, surmise, survey, thought, valuation, appraisement, gauging, guesstimate, sizing up |
| Notes: | estimate implies a calculation has been performed and it is on that basis that a judgment or valuation is being made, while estimation implies that an on-the-spot evaluation is being performed and that it is an opinion based on that evaluation; an estimate conveys a more reasoned or impersonal judgment than an estimation |
* = informal/non-formal usage
| Main Entry: | estimate |
| Part of Speech: | verb |
| Definition: | guess, try to value |
| Synonyms: | account, appraise, assay, assess, believe, budget, cast, cipher, class, classify, compute, conjecture, consider, count, decide, deduce, determine, enumerate, evaluate, examine, expect, figure, gauge, guess, judge, look into, number, outline, plan, predict, prophesy, rank, rate, reason, reckon, regard, scheme, sum, suppose, surmise, suspect, tax, think, calculate roughly, form opinion, guesstimate, look upon, run over, set a figure, size up*, think through* |
* = informal/non-formal usage
| Main Entry: | expectancy |
| Part of Speech: | noun |
| Definition: | anticipation |
| Synonyms: | assumption, assurance, belief, calculation, confidence, conjecture, expectation, hope, likelihood, outlook, prediction, presentation, presentiment, presumption, probability, prospect, reliance, supposition, surmise, suspense, trust, view, looking forward, waiting |
| Main Entry: | expectation |
| Part of Speech: | noun |
| Definition: | belief, anticipation |
| Synonyms: | apprehension, assumption, assurance, calculation, chance, confidence, conjecture, design, expectancy, fear, forecast, hope, intention, likelihood, motive, notion, outlook, possibility, prediction, presumption, probability, promise, prospect, reliance, supposition, surmise, suspense, trust, view, looking forward |
| Main Entry: | forecast |
| Part of Speech: | noun |
| Definition: | prediction, often of weather or business |
| Synonyms: | anticipation, augury, budget, calculation, cast, conjecture, divination, estimate, foreknowledge, foresight, forethought, guess, outlook, planning, precognition, prescience, prognosis, projection, prophecy, foreseeing, foretelling, foretoken, prevision, prognostication |
| Main Entry: | forecast |
| Part of Speech: | verb |
| Definition: | predict, guess |
| Synonyms: | adumbrate, anticipate, augur, calculate, conclude, conjecture, demonstrate, determine, divine, estimate, figure, foresee, foretell, gather, gauge, infer, plan, portend, predetermine, presage, prognosticate, prophesy, reason, surmise, call the turn, dope out*, figure out*, in the cards, see it coming, soothsay, telegraph |
* = informal/non-formal usage
| Main Entry: | guess |
| Part of Speech: | noun |
| Definition: | belief, speculation |
| Synonyms: | assumption, ballpark figure*, conclusion, conjecture, deduction, divination, estimate, fancy, feeling, hunch*, hypothesis, induction, inference, judgment, notion, opinion, postulate, prediction, presumption, reckoning, shot*, shot in the dark*, stab*, supposition, surmise, suspicion, theory, thesis, view, guesstimate, guesswork, postulation, presupposition, sneaking suspicion, supposal, surmisal |
| Antonyms: | calculation, measurement |
* = informal/non-formal usage
| Main Entry: | guess |
| Part of Speech: | verb |
| Definition: | try to figure out; imagine |
| Synonyms: | believe, calculate, chance, conjecture, deduce, deem, divine, estimate, fancy*, fathom, hazard*, infer, judge, opine, penetrate, pick, postulate, predicate, predict, presume, pretend, reason, reckon, select, solve, speculate, suggest, suppose, surmise, survey, suspect, theorize, think, venture, work out*, dare say, go out on a limb, guesstimate, happen upon, hypothesize, jump to a conclusion, lump it, size up*, take a shot at, take a stab at, think likely |
| Antonyms: | calculate, measure |
* = informal/non-formal usage
| Main Entry: | hazard |
| Part of Speech: | verb |
| Definition: | take a chance; risk |
| Synonyms: | adventure, conjecture, dare, endanger, gamble, guess, imperil, jeopardize, presume, proffer, speculate, stake, submit, suppose, throw out, try, venture, volunteer, wager, go for broke, go out on limb, skate on thin ice, take a plunge |
| Main Entry: | hypothesis |
| Part of Speech: | noun |
| Definition: | theory |
| Synonyms: | antecedent, assignment, assumption, axiom, basis, belief, conclusion, condition, conjecture, data, deduction, demonstration, derivation, explanation, foundation, ground, guess, inference, interpretation, layout, philosophy, plan, position, postulate, premise, principle, proposal, proposition, rationale, reason, scheme, shot in the dark*, speculation, suggestion, supposition, surmise, system, term, theorem, thesis, apriority, attribution, lemma, presupposition, starting point, tentative law |
| Antonyms: | measurement, proof, reality, truth, calcualtion |
* = informal/non-formal usage
| Main Entry: | infer |
| Part of Speech: | verb |
| Definition: | conclude |
| Synonyms: | ascertain, assume, believe, collect, conjecture, construe, deduce, derive, draw, figure, gather, glean, guess, induce, interpret, judge, presume, presuppose, reason, reckon, speculate, suppose, surmise, think, understand, arrive at, draw inference, figure out, intuit, reach conclusion, read between lines, read into |
| Antonyms: | misunderstand, misconceive |
| Main Entry: | inference |
| Part of Speech: | noun |
| Definition: | conclusion, deduction |
| Synonyms: | assumption, conjecture, corollary, guess, hint, interpretation, presumption, reading, reasoning, supposition |
| Main Entry: | opinion |
| Part of Speech: | noun |
| Definition: | belief |
| Synonyms: | assessment, assumption, attitude, conception, conclusion, conjecture, estimate, estimation, eye*, fancy, feeling, guess, hypothesis, idea, impression, inclination, inference, judgment, mind, notion, persuasion, point of view, postulate, presumption, reaction, sentiment, slant, speculation, supposition, surmise, suspicion, take*, theorem, theory, thesis, think*, thought, view, viewpoint, imagining, presupposition, say-so |
| Antonyms: | reality, truth |
* = informal/non-formal usage
| Main Entry: | predict |
| Part of Speech: | verb |
| Definition: | express an outcome in advance |
| Synonyms: | adumbrate, anticipate, augur, call, conclude, conjecture, croak, envision, figure, forebode, forecast, foresee, foretell, gather, guess, infer, judge, omen, portend, presage, presume, prognosticate, prophesy, read, suppose, surmise, think, be afraid, call it, crystal-ball divine*, figure out, forespeak, have a hunch, hazard a guess, make book, psych out, see coming, see handwriting on wall, size up*, soothsay, telegraph, vaticinate |
* = informal/non-formal usage
| Main Entry: | prediction |
| Part of Speech: | noun |
| Definition: | declaration made in advance |
| Synonyms: | augury, cast, conjecture, divination, dope, forecast, foresight, guess, horoscope, hunch*, indicator, omen, presage, prognosis, prophecy, tip, crystal gazing, forecasting, foretelling, fortune-telling, of event anticipation, palmistry, prevision, prognostication, soothsaying, surmising, vaticination, zodiac |
* = 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.

