Synonyms

a fortiori

American

[ah fohr-ti-oh-ree, ey fawr-shee-awr-ahy, ey fohr-shee-ohr-ahy] / ɑ ˌfoʊr tɪˈoʊ ri, eɪ ˌfɔr ʃiˈɔr aɪ, eɪ ˌfoʊr ʃiˈoʊr aɪ /

adverb

Latin.

for a still stronger reason; even more certain; all the more.

a fortiori British

/ -rɪ, eɪ ˌfɔːtɪˈɔːraɪ, ɑː /

adverb

for similar but more convincing reasons

if Britain cannot afford a space programme, then, a fortiori, neither can India

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of a fortiori

Latin

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

a fortiori

"That said... that does not mean that the individuals who were targeted, and a fortiori the person who died, were themselves involved in trafficking. I want to be absolutely clear on that".

From BBC ● May 15, 2026

For, after all, is it not by now conceded that, a fortiori, if marzeydoats and doazey-doats then the invariable corallary is habeas corpus mandamus potatus?

From Time Magazine Archive

If it were pure consciousness, a fortiori if it were supra-consciousness, it would be pure creative activity.

From Creative Evolution by Mitchell, Arthur

It was because of him, a fortiori, that the palace was closed.

From The Wings of the Dove, Volume II by James, Henry

It follows that a parapet is thick enough if it suffices to stop rifle bullets, since the same thickness will a fortiori keep out shrapnel bullets or splinters of shell.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 "Foraminifera" to "Fox, Edward" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023