(n): earnest and conscientious activity intended to do or accomplish something
(n): trying something to find out about it
(n): the testing of an idea
(n): the act of undergoing testing
(n): earnest and conscientious activity intended to do or accomplish something
(n): (law) the determination of a person's innocence or guilt by due process of law
(n): (law) the institution of a sequence of steps by which legal judgments are invoked
(n): (sports) a preliminary competition to determine qualifications
(n): an occasion on which a winner is selected from among two or more contestants
(n): an annoying or frustrating or catastrophic event
(n): a cause of great suffering and distress