rational

ra·tion·al  (rsh-nl)

adj.

1. Having or exercising the ability to reason.

2. Of sound mind; sane.

3. Consistent with or based on reason; logical: rational behavior. See Synonyms at logical.

4. Mathematics Capable of being expressed as a quotient of integers.

n. Mathematics

A rational number.

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[Middle English racional, from Old French racionel, from Latin ratinlis, from rati, ratin-, reason; see reason.]

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ration·al·ly adv.

ration·al·ness n.

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rational

Adjective

1. reasonable or sensible

2. using reason or logic in thinking out a problem

3. capable of reasoning: man is a rational being

4. sane: rational behaviour

5. Maths able to be expressed as a ratio of two integers: a rational number [Latin rationalis]

rationality n
rationally adv

Thesaurus

Noun	1.	rational - an integer or a fraction rational number real, real number - any rational or irrational number fraction - the quotient of two rational numbers
Adj.	1.	rational - consistent with or based on or using reason; "rational behavior"; "a process of rational inference"; "rational thought" logical - capable of or reflecting the capability for correct and valid reasoning; "a logical mind" reasonable, sensible - showing reason or sound judgment; "a sensible choice"; "a sensible person" sane - mentally healthy; free from mental disorder; "appears to be completely sane" irrational - not consistent with or using reason; "irrational fears"; "irrational animals"
	2.	rational - of or associated with or requiring the use of the mind; "intellectual problems"; "the triumph of the rational over the animal side of man" intellectual, noetic mental - involving the mind or an intellectual process; "mental images of happy times"; "mental calculations"; "in a terrible mental state"; "mental suffering"; "free from mental defects"
	3.	rational - capable of being expressed as a quotient of integers; "rational numbers" math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement irrational - real but not expressible as the quotient of two integers; "irrational numbers"
	4.	rational - having its source in or being guided by the intellect (as distinguished from experience or emotion); "a rational analysis" intellectual - appealing to or using the intellect; "satire is an intellectual weapon"; "intellectual workers engaged in creative literary or artistic or scientific labor"; "has tremendous intellectual sympathy for oppressed people"; "coldly intellectual"; "sort of the intellectual type"; "intellectual literature"

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rational

adjective 1. sensible, sound, wise, reasonable, intelligent, realistic, logical, enlightened, sane, lucid, judicious, sagacious

adjective 2. reasoning, thinking, cognitive, cerebral, ratiocinative

adjective 3. sane, balanced, normal, all there (informal) lucid, of sound mind, compos mentis (Latin) in your right mind << OPPOSITE insane

Translations

rational [ˈræʃənl] adj → racional; [solution, reasoning] → lógico, razonable; [person] → cuerdo, sensato

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rational [ˈræʃənl] adj → raisonnable, sensé(e); [solution, reasoning] → logique;

(Med) [person] → lucide

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rational [ˈræʃənl] adj → rational, vernünftig

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rational [ˈræʃənl] adj → razionale, ragionevole; [solution, reasoning] → logico/a

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rational

adj rational [ˈraʃənl]

1 able to think, reason and judge etc Man is a rational animal. rasioneel عاقِل، قادِر على التَّفْكير разумен rozumný rationel; fornuftig vernunftbegabt λογικός racional mõistusega عاقل rationaalinen raisonnable, doué de raison בַּעַל כּוֹשֶר שִׂכלִי तार्किक racionalan, razborit értelmes rasional skynsamur; vitsmuna- razionale 理性を持った 생각할 수 있는, 사고하는 protaujantis, protingas saprātīgs; domājošs rasional redelijk fornuftig, fornufts- rozumny racional ra­ţio­nal, dotat cu raţiune разумный rozumný razumen racionalan rationell, förståndig, förnufts- สามารถคิดตัดสินใจได้ mantıklı, aklı başında 有推理能力的 розумний ذی عقل có lý trí 有推理能力的

2 sensible; reasonable; logical; not (over-) influenced by emotions etc There must be a rational explanation for those strange noises rasioneel مَعْقول، مَنْطِقي смислен rozumový rationel; fornuftig vernünftig λογικός, ορθολογι(στι)κός racional mõistlik منطقی järkevä rationnel הֶגיוֹנִי, סָבִיר समझदार, बुद्धिमान razuman ésszerű logis skynsamlegur razionale 合理的な 이성적인, 이치에 맞는 logiškas, racionalus racionāls; loģisks; saprātīgs logik rationeel fornuftig, rasjonell sensowny, racjonalny racional logic разумный; логический rozumný razumen razuman rationell, logisk ซึ่งมีเหตุผล akla yatkın 有理性的 раціональний منطقی hợp lý 有理性的

adv rationally

rasioneel بصورَةٍ مَنطِقِيَّه разуменно logicky rationelt; fornuftigt rational λογικά racionalmente mõistlikult به طور منطقی järkevästi rationnellement בְּהִגָיוֹן तर्क से racionalno, razborito értelmesen, ésszerűen secara logis skynsamlega razionalmente 理性的に 이성적으로 protingai, racionaliai racionāli; loģiski secara rasional rationeel fornuftig, rasjonelt sensownie racionalmente (în mod) raţional/logic разумно logicky razumno racionalno rationellt อย่างมีเหตุผล mantıksal olarak 理性地 раціонально عقلی طور پر một cách hợp lý 理性地

n rationˈality

rasionaliteit عَقلانِيَّه разумност racionalita rationalitet; fornuft die Vernunft λογική, ορθολογικότητα racionalidad mõistlikkus منطقی بودن؛ پیروی از عقل järkevyys rationalité הִגָיוֹן तर्कसंगति, समझदारी, बुद्धिमानी razboritost, razumnost ésszerűség logika skynsemi razionalità 理性 합리성, 이성적임 protingumas, racionalumas racionalitāte; loģiskums rasionalnya rede(lijkheid) fornuft racjonalność racionalidade raţiune разумность racionalita razumnost racionalnost förnuft, förnuftsmässighet ความมีเหตุผล mantıklılık 合理性 раціональність معقولیت sự hợp lý 合理性