The meaning of RATIONAL is having reason or understanding. How to use rational in a sentence.

RATIONAL definition: agreeable to reason; reasonable; sensible. See examples of rational used in a sentence.

RATIONAL definition: 1. based on clear thought and reason: 2. (of a number) that can be expressed as the ratio of two…. Learn more.

“We strive for precision in our cooking, in our kitchens and in our restaurants, and RATIONAL has become one of those fundamental pieces of equipment that we rely on.”

Define rational. rational synonyms, rational pronunciation, rational translation, English dictionary definition of rational. adj. 1. Having or exercising the ability to reason.

Rational decisions and thoughts are based on reason rather than on emotion. He's asking you to look at both sides of the case and come to a rational decision. Mary was able to short-circuit her stress …

The spelling of words, however, is not, and whether you describe someone as rational or rationale makes a difference. Rationale and rational are actually different parts of speech.

Rational comes from the Latin word rationalis, meaning reasonable or logical. If you're rational, you do things based on logic, as opposed to impulse or whimsy. The original meaning in English was of …

Nov 4, 2025 · “If I were to ask people for the definition of ‘rational,’ most might say it’s someone cold and calculating—we’re rational when we are competent and think in a very logical, straightforward, …

Definition of rational adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.