Today we see more crenulate space in advertising because nothing is quite as clear as it used to be. The crenulated or serrated design of the edge of a check allows for easy detachment from the checkbook. The crenulation of the border of the screen design softens the sharp feel, while making a connection that flows into the focus of the total design. Internet businesses have crenulate stability these days, which gives a market impression that the new economy can only drive in circles.
Vibrato is one technique used to crenulate sound when playing a musical instrument or singing.