existential

UK: /ˌɛgzɪˈstɛnʃ^əl/

US: /ˌɛgzɪˈstɛnʃəl, ˌɛksɪ-/

US: (eg′zi sten′shəl, ek′si-)

WordReference Random House Learner's Dictionary of American English © 2025

ex•is•ten•tial /ˌɛgzɪˈstɛnʃəl, ˌɛksɪ-/   adj. 

1. of or relating to existence.
2. of, relating to, or characteristic of existentialism:
   existential philosophy.

ex•is•ten•tial•ly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2025

ex•is•ten•tial  (eg′zi sten′shəl, ek′si-), adj. 

1. pertaining to existence.
2. of, pertaining to, or characteristic of existentialism:
   an existential hero.

• Late Latin existentiālis relating to existing. See existence, -al¹
• 1685–95

ex′is•ten′tial•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

existential / ˌɛɡzɪˈstɛnʃəl/ adjective

1. of or relating to existence, esp human existence
2. pertaining to what exists, and is thus known by experience rather than reason; empirical as opposed to theoretical
3. denoting or relating to a formula or proposition asserting the existence of at least one object fulfilling a given condition; containing an existential quantifier
4. of or relating to existentialism