existential
adjective /ˌeɡzɪˈstenʃl/
/ˌeɡzɪˈstenʃl/
[only before noun]- (formal) connected with human existence
- (philosophy) connected with the theory of existentialism
Word Originlate 17th cent.: from late Latin existentialis, from existentia, from Latin exsistere ‘come into being’, from ex- ‘out’ + sistere ‘take a stand’.