a fortiori

adverb

Meaning

With even stronger reason; used to argue that if one thing is true, then a second, more extreme or obvious thing must also be true.

Examples

  • If the law forbids parking in the driveway, it a fortiori forbids parking on the sidewalk.
  • The team is struggling against bottom-tier opponents, so they will a fortiori lose to the league champions.

Synonyms: even more so, all the more, much less, not to mention, multo magis