Main entry: crucial, important
Definition: of extreme importance; vital to the resolution of a crisis
Usage: a crucial moment in his career; a crucial election; a crucial issue for women
Main entry: of the essence, essential, crucial, all important, all-important
Definition: of the greatest importance
Usage: the all-important subject of disarmament; crucial information; in chess cool nerves are of the essence
Main entry: crucial
Definition: having crucial relevance
Usage: crucial to the case; relevant testimony