- Rationale is defined as the reasoning behind a decision or something.
An example of rationale is a CEO’s explanation of why business changes are being made.
- the fundamental reasons, or rational basis, for something
- a statement, exposition, or explanation of reasons or principles
Origin of rationaleMedieval Latin ; from Classical Latin neuter of rationalis, rational
Origin of rationaleLate Latin ratiōnāle, from neuter of Latin ratiōnālis, rational; see rational.
A Latin translation of the Ancient Greek Î»ÏŒÎ³Î¹Î¿Î½ (logion) for the Hebrew ×—Ö¹×©Ö¶××Ÿ (hoshen) by St. Jerome, referring to the sacred breastplate worn by the High Priest of the Israelites, according to the Book of Exodus.