Synonyms for crucial

Adjective

1. crucial (vs. noncrucial), important, critical, decisive, life-and-death, life-or-death, pivotal, polar, critical, decisive, essential

usage: of extreme importance; vital to the resolution of a crisis; "a crucial moment in his career"; "a crucial election"; "a crucial issue for women"

2. crucial, relevant, material (vs. immaterial)

usage: having crucial relevance; "crucial to the case"; "relevant testimony"

3. all-important(prenominal), all important(predicate), crucial, essential, of the essence(predicate), important (vs. unimportant), of import

usage: of the greatest importance; "the all-important subject of disarmament"; "crucial information"; "in chess cool nerves are of the essence"

4. crucial, deciding(prenominal), determinant, determinative, determining(prenominal), decisive (vs. indecisive)

usage: having the power or quality of deciding; "the crucial experiment"; "cast the deciding vote"; "the determinative (or determinant) battle"