existential Meaning, Definition & Usage

  1. adjective satellite derived from experience or the experience of existence
    experiential.
    • the rich experiential content of the teachings of the older philosophers"- Benjamin Farrington
    • formal logicians are not concerned with existential matters"- John Dewey
  2. adjective of or as conceived by existentialism
    • an existential moment of choice
  3. adjective relating to or dealing with existence (especially with human existence)

WordNet

Ex`is*ten"tial adjective
Definitions
  1. Having existence. Archaic Bp. Barlow. --Ex`is*ten"tial*ly, adv. Archaic
    Existentially as well as essentially intelligent. Colerige.

Webster 1913