Monochord
DEFINITION
An ancient instrument used for performing and teaching as well as tuning and experimentation. The monochord is said to have been invented by Pythagoras. It consists of a single string stretched between two fixed bridges. A third, movable bridge is placed between the two fixed bridges which can adjust the length of the vibrating string, thus changing the pitch produced by plucking the string.<br><br>An ancient Greek one-string musical instrument. NATURAL