The process of making something existential; of causing something to exist.

plural of existential

present participle of existentialize

(logic) The operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include "there exists" and "there is".

(existentialism) A state of panic or feeling of intense psychological discomfort about questions of existence.

The philosophical theory that life has no intrinsic meaning or value.

A hypothetical future event which could cause human extinction or permanently and severely curtail humanity's potential.

plural of existential risk

(logic) In predicate logic, an inference rule of the form ∃x P(x) ⊢ P(c), where c is a new symbol (not part of the original domain of discourse, but which can stand for an element of it (as in Skolemization)).

(programming, type systems) A type that hides the underlying concrete type(s). / Used other than figuratively or idiomatically: see existential, type.