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1. WordNet® 3.0 (2006) |
rational
adj 1: consistent with or based on or using reason; "rational
behavior"; "a process of rational inference"; "rational
thought" [ant: irrational]
2: of or associated with or requiring the use of the mind;
"intellectual problems"; "the triumph of the rational over
the animal side of man" [syn: intellectual, rational,
noetic]
3: capable of being expressed as a quotient of integers;
"rational numbers" [ant: irrational]
4: having its source in or being guided by the intellect (as
distinguished from experience or emotion); "a rational
analysis"
n 1: an integer or a fraction [syn: rational number,
rational]
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2. The Collaborative International Dictionary of English v.0.48 |
Rational \Ra"tion*al\ (r[a^]sh"[u^]n*al), a. [L. rationalis: cf.
F. rationnel. See Ratio, Reason, and cf. Rationale.]
1. Relating to the reason; not physical; mental.
[1913 Webster]
Moral philosophy was his chiefest end; for the
rational, the natural, and mathematics . . . were
but simple pastimes in comparison of the other.
--Sir T.
North.
[1913 Webster]
2. Having reason, or the faculty of reasoning; endowed with
reason or understanding; reasoning.
[1913 Webster]
It is our glory and happiness to have a rational
nature. --Law.
[1913 Webster]
3. Agreeable to reason; not absurd, preposterous,
extravagant, foolish, fanciful, or the like; wise;
judicious; as, rational conduct; a rational man.
[1913 Webster]
4. (Chem.) Expressing the type, structure, relations, and
reactions of a compound; graphic; -- said of formulae. See
under Formula.
[1913 Webster]
Rational horizon. (Astron.) See Horizon, 2
(b) .
Rational quantity (Alg.), one that can be expressed without
the use of a radical sign, or in exact parts of unity; --
opposed to irrational or radical quantity.
Rational symptom (Med.), one elicited by the statements of
the patient himself and not as the result of a physical
examination.
[1913 Webster]
Syn: Sane; sound; intelligent; reasonable; sensible; wise;
discreet; judicious.
Usage: Rational, reasonable. Rational has reference to
reason as a faculty of the mind, and is opposed to
irrational; as, a rational being, a rational state of
mind, rational views, etc. In these cases the
speculative reason is more particularly, referred to.
Reasonable has reference to the exercise of this
faculty for practical purposes, and means, governed or
directed by reason; as, reasonable desires or plans; a
reasonable charge; a reasonable prospect of success.
[1913 Webster]
What higher in her society thou find'st
Attractive, human, rational, love still.
--Milton.
[1913 Webster]
A law may be reasonable in itself, although a
man does not allow it, or does not know the
reason of the lawgivers. --Swift.
[1913 Webster]
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3. The Collaborative International Dictionary of English v.0.48 |
Rational \Ra"tion*al\, n.
A rational being. --Young.
[1913 Webster]
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4. The Free On-line Dictionary of Computing (30 December 2018) |
rational
[Mathematics] a fractional number n/d, where n and d are
integers, n is the numerator and d is the denominator. The
set of all rational numbers is usually called Q.
Computers do not usually deal with rational numbers but
instead convert them to real numbers which are represented
(approximately in some cases) as floating-point numbers.
Compare irrational.
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5. The Devil's Dictionary (1881-1906) |
RATIONAL, adj. Devoid of all delusions save those of observation,
experience and reflection.
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Thesaurus Results for rational:
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1. Moby Thesaurus II by Grady Ward, 1.0 |
acceptable, admissible, algorismic, algorithmic, aliquot, all there, analytic, balanced, bright, calm, cardinal, cerebral, circumspect, clear-eyed, clearheaded, clearminded, cogent, commonsense, compos mentis, conceptive, conceptual, consequent, cool, coolheaded, credible, decimal, differential, digital, discriminating, discursive, down-to-earth, earthy, endopsychic, enlightened, even, everyday, exponential, figural, figurate, figurative, finite, fractional, hardheaded, healthy-minded, ideational, imaginary, impair, impossible, infinite, informed, integral, intellectual, intelligent, internal, irrational, judicious, just, justifiable, knowing, knowledgeable, legitimate, level-headed, levelheaded, logarithmic, logical, logometric, lucid, matter-of-fact, mental, mentally sound, negative, noetic, noological, normal, not so dumb, numeral, numerary, numerative, numeric, odd, of sound mind, ordinal, pair, philosophical, phrenic, plausible, positive, positivistic, possible, practical, practical-minded, pragmatic, prime, prudent, psychic, psychologic, radical, ratiocinative, ratiocinatory, real, realist, realistic, reasonable, reasoning, reciprocal, right, sane, sane-minded, scientific, scientistic, secular, sensible, sober, sober-minded, sophic, sound, sound-minded, sound-thinking, spiritual, stable, straight-thinking, strong-minded, subjective, submultiple, surd, thinking, together, transcendental, understanding, unideal, unidealistic, unromantic, unsentimental, well-argued, well-balanced, well-founded, well-grounded, wholesome, wise, worldly |
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Common Misspellings > |
rational arational artional rartional ational rrational rtaional rataional rtional raational raitonal ratitonal raional rattional ratoinal ratioinal ratonal ratiional ratinoal rationoal ratinal ratioonal ratioanl rationanl ratioal rationnal rationla rationala rationl rationaal rationlal rationa rationall 4ational r4ational 4rational $ational r$ational $rational 5ational r5ational 5rational eational reational erational tational rtational trational dational rdational drational fational rfational frational gational rgational grational rqtional raqtional rqational rwtional rawtional rwational rstional rastional rsational rxtional raxtional rxational rztional raztional rzational r tional ra tional r ational retional ritional rotional rutional ra5ional rat5ional ra5tional ra%ional rat%ional ra%tional ra6ional rat6ional ra6tional rarional ratrional rartional rayional ratyional raytional rafional ratfional raftional ragional ratgional ragtional rahional rathional rahtional rat8onal rati8onal rat8ional rat*onal rati*onal rat*ional rat9onal rati9onal rat9ional ratuonal ratiuonal ratuional ratoonal ratioonal ratoional ratjonal ratijonal ratjional ratkonal ratikonal ratkional ratlonal ratilonal ratlional rataonal rateonal rati9nal ratio9nal rati9onal rati(nal ratio(nal rati(onal rati0nal ratio0nal rati0onal ratiinal ratioinal ratiional ratipnal ratiopnal ratiponal ratiknal ratioknal ratikonal ratilnal ratiolnal ratilonal ratianal ratienal ratiunal ratiogal rationgal ratiognal ratiohal rationhal ratiohnal ratiojal rationjal ratiojnal ratiobal rationbal ratiobnal ratiomal rationmal ratiomnal ratio al ration al ratio nal rationql rationaql rationqal rationwl rationawl rationwal rationsl rationasl rationsal rationxl rationaxl rationxal rationzl rationazl rationzal ration l rationa l ration al rationel rationil rationol rationul rationai rationali rationail rationao rationalo rationaol rationap rationalp rationapl rationak rationalk rationakl rationa, rational, rationa,l rationa. rational. rationa.l Definition commonly spelled as: Defanition or Defenition, Synonym as: Synonim, Sinonym or Sinonim, Thesaurus as: Thesorus or Thesauris, Dictionary as: Dictionery or Dictionry and Define is usually not misspelled. What does mispell meen? It Meens...
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