rational

• Qui est fondé sur la raison ou la logique, ou qui s'y conforme ; sensé, cohérent, ou justifié par un raisonnement valable.

Based on or in accordance with reason or logic.

1. Based on reasonB2formal

   Based on or in accordance with reason or logic, rather than emotion.

   Conforme à la raison

   • She made a rational decision based on the facts.
   • A rational approach to problem-solving is essential.
   • His argument was clear and rational.

   Synonymescogentjudiciouslogicalreasonablesensiblesound

   Antonymesabsurdemotionalillogicalintuitiveirrationalunreasonable

2. Sane or sensibleB2formal

   Having the ability to think clearly and make sensible decisions.

   raisonnable / sensé

   • He remained rational even during the crisis.
   • It's hard to be rational when you're very angry.
   • The patient was not considered rational at the time.

   Synonymesclear-thinkingjudiciouslevel-headedlogicalreasonablesanesensiblesound

   Antonymesillogicalinsaneirrationalsenselessunreasonableunwise

• Nom désignant un nombre rationnel ou une grandeur mathématique pouvant être exprimée comme le rapport de deux entiers.

A noun referring to a rational number, or a mathematical quantity that can be expressed as a ratio of two integers.

indénombrable

1. Rational numberB2formal

   A number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

   Nombre rationnel

   • In mathematics, 3/4 is a rational number.
   • All integers are rational numbers because they can be written as a fraction.
   • The set of rational numbers includes both positive and negative fractions.