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

It’s been replaced by garland, ribbon, and something called flock with some existential dread sprinkled in. —Mark Glende, Twin Cities, 24 Dec. 2025

The Thunder and Spurs have the makings of a league-defining rivalry because their connection poses several existential quandaries. —Jared Weiss, New York Times, 24 Dec. 2025

What’s the biggest existential threat to human life? —Leah Asmelash, CNN Money, 23 Dec. 2025

While not all creatives have disdain for AI, many see it as an existential threat to their livelihoods. —Sydney Lake, Fortune, 22 Dec. 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