AskDefine | Define true

Dictionary Definition

true adj
1 consistent with fact or reality; not false; "the story is true"; "it is undesirable to believe a proposition when there is no ground whatever for supposing it true"- B. Russell; "the true meaning of the statement" [ant: false]
2 not synthetic or spurious; of real or natural origin; "real mink"; "true gold" [syn: real]
3 conforming to definitive criteria; "the horseshoe crab is not a true crab"; "Pythagoras was the first true mathematician"
4 accurately placed or thrown; "his aim was true"; "he was dead on target" [syn: dead on target]
5 devoted (sometimes fanatically) to a cause or concept or truth; "true believers bonded together against all who disagreed with them"
6 expressing or given to expressing the truth; "a true statement"; "gave truthful testimony"; "a truthful person" [syn: truthful] [ant: untruthful]
7 worthy of being depended on; "a dependable worker"; "an honest working stiff"; "a reliable source of information"; "he was true to his word"; "I would be true for there are those who trust me" [syn: dependable, honest, reliable, true(p)]
8 not pretended; sincerely felt or expressed; "genuine emotion"; "her interest in people was unfeigned"; "true grief" [syn: genuine, true(a), unfeigned]
9 rightly so called; "true courage"; "a spirit which true men have always admired"; "a true friend" [syn: true(a)]
10 determined with reference to the earth's axis rather than the magnetic poles; "true north is geographic north" [syn: true(a)]
11 having a legally established claim; "the legitimate heir"; "the true and lawful king" [syn: true(a), lawful, rightful(a)]
12 in tune; accurate in pitch; "a true note" [syn: on-key]
13 accurately fitted; level; "the window frame isn't quite true" [syn: straight]
14 reliable as a basis for action; "a true prophesy" n : proper alignment; the property possessed by something that is in correct or proper alignment; "out of true" adv : as acknowledged; "true, she is the smartest in her class" [syn: admittedly, avowedly, confessedly] v : make level, square, balanced, or concentric; "true up the cylinder of an engine" [syn: true up] [also: truest, truer]

User Contributed Dictionary



Old English trēowe


  • a UK /tɹuː/, /tru:/
  • a US /tɹu/, /tru/
  • Rhymes: -uː


  1. In the context of "of a statement": concurring with a given set of facts.
  2. A state in Boolean logic that indicates an affirmative or positive result.
    "A and B" is true if and only if "A" is true and "B" is true.
  3. Loyal, faithful.
    He’s turned out to be a true friend. (See below, "Compound Words and Terms")
  4. Genuine.
    This is true Parmesan cheese.
  5. Legitimate.
    The true king has returned!
  6. Truth
    ...the true mention some form of accord with fact or reality.



concurring with a given set of facts
A state in Boolean logic that indicates an affirmative or positive result
Loyal, faithful


  1. Those who are loyal or faithful.



  1. To straighten.
    He trued the spokes of the bicycle wheel.


Derived terms

Related terms

Extensive Definition

True is the adjectival form of the word truth.
True may also refer to:
In business:
  • True Corporation, a Thai communications group whose subsidiaries include True Internet, True Move and True Visions
In media:
In computing:
  • true (Unix), a Unix utility
  • the boolean value true, True or TRUE (various capitalisations)
In mathematical logic:
  • The number "1" is used for propositions that are true.
For example:
The Earth is round. has a Truth value = 1
  • TRUE, The Transit Riders' Union of Edmonton
  • True, an online dating service

See also

true in German: True
true in Japanese: トゥルー

Synonyms, Antonyms and Related Words

Christian, absolute, acceptable, accepted, accommodate, accord, accurate, accurately, active, actual, adapt, adjust, adjust to, apodictic, applicable, appropriate, approved, ardent, arrowlike, ascertained, assimilate, attested, attune, authentic, authenticated, authoritative, be realized, befitting, bona fide, bound, candidly, canonical, careful, categorically true, certain, certified, clear, clear and distinct, clear as day, come to pass, come true, committed, compliant, conclusive, confirmed, conforming, conscientious, consistent, constant, conventional, coordinate, correct, correctly, corroborated, creditable, customary, cut to, de facto, dead straight, decisive, dedicated, definite, demonstrated, dependable, desired, determinate, determined, devoted, devout, direct, documentary, duteous, dutiful, effectual, equalize, established, estimable, evangelical, even, exact, exactly, expressive, factual, faithful, faithworthy, fast, finicky, firm, fit, fitting, fix, fixed, flat, flinty, for real, frankly, fussy, gear to, genuine, happen, harmonize, high-principled, historical, homologate, homologize, honest, honest-to-God, honestly, honorable, horizontal, immovable, in a line, incorruptible, indicative, indubitable, ineluctable, inevitable, inflexible, inviolable, just, key to, kosher, lawful, legal, legitimate, level, liege, linear, literal, loyal, make plumb, make uniform, marble-constant, mathematical, meaningful, measure, meticulous, mindful, natural, necessary, normal, not in error, objectively true, observant, occur, of the faith, orthodox, orthodoxical, overnice, perfectly sure, place, positive, practicing, precise, predestined, predetermined, proper, proportion, proved, proven, punctilious, punctual, put in tune, real, realistic, received, reconcile, rectify, rectilineal, rectilinear, regardful, regular, regulate, reliable, resolute, responsible, right, right-minded, rightful, ruler-straight, scriptural, scrupulous, set, set right, settled, significant, similarize, sincere, sincerely, smooth, sot, sound, stable, standard, staunch, steadfast, steady, steely, straight, straight-cut, straight-front, straight-side, straightforwardly, streamlined, strict, substantial, substantiated, suggestive, suitable, sure, sure-enough, sync, synchronize, tailor, take, tested, textual, to be trusted, traditional, traditionalistic, tried, tried and true, trim to, true as gospel, true up, true-blue, true-meaning, true-speaking, true-tongued, truehearted, truly, trustable, trustworthy, trusty, truth-bearing, truth-declaring, truth-desiring, truth-filled, truth-guarding, truth-loving, truth-passing, truth-speaking, truth-telling, truthful, truthfully, tune, typical, unadulterated, unambiguous, unbending, unbent, unbowed, unbroken, unconfuted, uncurved, undeflectable, undeflected, undeniable, undenied, undesigning, undeviating, undissembled, undistorted, undoubted, unequivocal, unerring, unerroneous, unfailing, unfallacious, unfalse, unfeigned, unflappable, uninterrupted, univocal, unmistakable, unmistaken, unperfidious, unquestionable, unrefuted, unshaken, unswerving, untreacherous, unturned, unvarnished, unwavering, unyielding, upright, valid, validated, veracious, veridical, verifiable, verified, veritable, vertical, very, whole-hearted, worthy
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