rationale
ra shuh nal
- n (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature)
the rationale for capital punishment
- Eventually, he brought the speech back to his party hopping rationale with talk of Iraq.
- And while I don't accept the stated rationale for invading Iraq, my view--at the moment--is that a precipitous withdrawal would be a mistake.
- Rubio's best rationale for his candidacy is that by staying in this race he raises his profile for a future run.