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单词 rational
释义
rational
adjective
uk
/ˈræʃ.ən.əl/us
/ˈræʃ.ən.əl/
C1
basedonclearthoughtandreason:
头脑清醒的；理智的
There must be some rationalexplanationfor whathappened.对发生的事一定有一个理性的解释。
a rationalact/courseofaction理智的行为／行动方案
a rationalargument/decision理智的辩论／决定
He was tooupsetto be rational.他心烦意乱得很，无法保持头脑清醒。
More examples
  • In thatstateofmindyou can't make a rationaldecision.
  • I'msurethere's aperfectlyrationalexplanationfor it.
  • Adrenalinblocksout all rationalthought.
  • He has a very rational way oflookingat things.
  • Let'swaittill we can have a rationaldiscussion.
SMART Vocabulary: related words and phrases
Logic and reason
  • a fortiori
  • a posteriori
  • a priori
  • analytic
  • antinomy
  • illogically
  • incoherently
  • inductive
  • inductively
  • intellectual
  • non sequitur
  • non-theoretical
  • non-verbal
  • nonscientific
  • paradox
  • teleology
  • theoretical
  • theoretically
  • theory
  • thinking
See more results »

Related word

rationality
(Definition ofrationalfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

rational| American Dictionary

rational
adjective
us
/ˈræʃ·ə·nəl/
showingclearthoughtorreason:
a rationaldecision
Obviously, he wasn’t rational.

rationally

adverb[not gradable]us
/ˈræʃ·ə·nəl·i/
It’s hard tobehaverationally at suchtimes.
(Definition ofrationalfrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofrational

rational
If a player's type can be made common knowledge,rationalegoists would not survive.
From theCambridge English Corpus
Bayesian analysis provides arationalbasis for the qualitative form of set-theoretic models of similarity.
From theCambridge English Corpus
We do not simply, through beingrationaland knowing ordinary language, 'know' the meaning of all necessary moral words.
From theCambridge English Corpus
Analogously to the previous example, these constraints can be represented byrationalrelations.
From theCambridge English Corpus
Designers arerationalagents trained to followrationalmethods.
From theCambridge English Corpus
In order for cooperation to berational, participants must have a certain degree of confidence in each other's competence to complete their assigned tasks.
From theCambridge English Corpus
Because of this strategic time-inconsistency,rational, self-interested agents are unlikely to profit from mutually advantageous bargains.
From theCambridge English Corpus
Then although it is highly unlikely that your ticket is the winner, this cannot make itrationalto accept that your ticket won't win.
From theCambridge English Corpus
I can be perfectlyrationalin believing that my faculty of vision is keener than my companions.
From theCambridge English Corpus
In addition to problems of detail in working out a perfectlyrationalcode, there is a problem of principle.
From theCambridge English Corpus
Preferences arerationalwhen they are, in a precise sense, consistent.
From theCambridge English Corpus
Lowering prices just enough to empty the stock of resources seems morerational.
From theCambridge English Corpus
He argues that indeterminacy ofrationalchoice is the result of either indifference or incommensurability of the options.
From theCambridge English Corpus
An expert regime is concerned with statistical precision andrationalmodeling.
From theCambridge English Corpus
More precisely, suppose that p/q is arationalnumber, and we search for a continued fraction representation for it.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/rational##
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更新时间：2024/12/28 0:26:09