Pronunciation: (tran-zish'un, -sish'-),[key] —n. 1. movement, passage, or change from one position, state, stage, subject, concept, etc., to another; change: the transition from adolescence to adulthood. 2. Music. a. a passing from one key to another; modulation.
b. a brief modulation; a modulation used in passing.
c. a sudden, unprepared modulation.
3. a passage from one scene to another by sound effects, music, etc., as in a television program, theatrical production, or the like.
—v.i. to make a transition: He had difficulty transitioning from enlisted man to officer.