Rationale

/ɹˌæʃənˈæl/

/ˌɹæʃəˈnæɫ/

Rationale

(law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature)

synonyms : principle

Examples

1. I'm sorry, but that ridiculous rationale cuts no ice with me and will not change my mind.

2. The subcommittee took issue with the content and presentation of EC stories as well as its publishers rationale.

3. The rationale that the appellate court used to decide the case.

4. The rationale goes like this.