a fortiori

English

Etymology

From Latin ā (“from”) and fortiōrī, comparative of fortis (“strength”).

Adjective

a fortiori (comparative more a fortiori, superlative most a fortiori)

1. With stronger or greater reason; as a corollary implied by a stronger claim.

Adverb

a fortiori (comparative more a fortiori, superlative most a fortiori)

1. With stronger or greater reason; as a corollary implied by a stronger claim.
   • 1954: Gilbert Ryle, Dilemmas: The Tarner Lectures, 1953, dilemma vii: Perception, page 103 (The Syndics of the Cambridge University Press)

     Now starting and stopping cannot themselves have starts or stops, or, a fortiori, middles either.

See also

• a posteriori
• a priori