existential

adjective

ex·​is·​ten·​tial ˌeg-(ˌ)zi-ˈsten(t)-shəl 

ˌek-(ˌ)si-

1

: of, relating to, or affirming existence

existential propositions

an existential crisis

the existential threat of climate change

2

a

: grounded in existence or the experience of existence : empirical

existential phenomenology

b

: having being in time and space

… abstractions, ideal gauges without claim to existential reality …

—W. Wolfgang Holdheim

3

: concerned with or involving human existence or its nature : existentialist

an existential novel

existentially adverb

Synonyms of existential

• empirical
• observational
• objective
• experimental

Examples of existential in a Sentence

child psychologist Bruno Bettelheim believed that fairy tales help children cope with their existential anxieties and dilemmas

Recent Examples on the Web

Warfare has been fertile ground for invention since before the time of Alexander the Great, with minds focused – and production cycles accelerated – by the existential stakes. —Brad Lendon, CNN Money, 27 Nov. 2025

If this is truly an existential war, and is perceived as such by most Ukrainians, that manpower pool will eventually be tapped, likely after a serious battlefield reverse. —Tom O'Connor, MSNBC Newsweek, 27 Nov. 2025

Like McMillon and Cornell came in facing down the threat of Amazon, Furner and Fiddelke have their own existential challenge. —Evan Clark, Footwear News, 25 Nov. 2025

Another, the arrival of AI, is far more existential. —Shirley Halperin, VIBE.com, 25 Nov. 2025

Word History

Etymology

borrowed from Late Latin existentiālis, exsistentiālis, from existentia, exsistentia existence + Latin -ālis -al entry 1; in the 19th and 20th centuries in part as translation of Danish existentiel (later eksistentiel) & German existentiell

Note: Compare "Existentielt Indlæg" ("existential contribution") in the subtitle of Søren Kierkegaard's Afsluttende uvidenskabelig Efterskrift til de philosophiske Smuler (1846; Concluding Unscientific Postscript to the Philosophical Fragments), used also elsewhere in the work.

First Known Use

1656, in the meaning defined at sense 1

Phrases Containing existential

• existential quantifier

Rhymes for existential

• consequential
• deferential
• evidential
• exponential
• influential
• nonessential
• penitential
• precedential
• preferential
• presidential
• providential
• referential