rationale

//ˌræʃ.əˈnæl//
B2Frequency Level 10Formal
Visual representation of rationale

Noun

rationaleSingular
rationalesPlural
1

A set of reasons or a logical basis for a course of action or belief.

Can you explain the rationale behind your decision?

2

The fundamental reason or justification underlying something.

Can you explain the rationale behind this decision?

Synonym

reasoningjustificationlogicbasis