Definition of rationale in English:


Line breaks: ra¦tion|ale
Pronunciation: /ˌraʃəˈnɑːl


A set of reasons or a logical basis for a course of action or belief: he explained the rationale behind the change
More example sentences
  • Diplomatically, the American is happy to explain the rationale behind his attitude this year.
  • Here, its chair and previous vice chair explain the rationale behind the decisions
  • But other reasons and rationales exist for adopting and strengthening an historical perspective.
principle, theory, philosophy, hypothesis, thesis, argument, case;
motive, motivation, the whys and wherefores, explanation, justification, excuse, vindication;


mid 17th century: modern Latin, neuter (used as a noun) of Latin rationalis 'endowed with reason' (see rational).

Definition of rationale in: