I. ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: saw (II) + tooth
: a tooth of a saw or one of the teeth of an animal or machine shaped or arranged like the teeth of a saw
II. adjective
1. : saw-toothed
2. : having a wave form resembling the teeth of a saw and of a quantity that varies periodically either gradually or gradually and abruptly between two peak values — used especially of voltages and currents