Break or interruption in music, notated by two diagonal lines often refered to as railroad tracks. The break can be of any length at the discretion of the conductor.In prosody, a break in the flow of sound in the middle of a line of verse often caused by the ending of a word within a foot. Also [Fr.] c'sure or pauses; [Ger.] C'sur or Z'sur; [It.] pause or cesura; [Sp.] cesura.