Answer: harmonics

AnswerCrossword Clue
HARMONICSThe study of musical sound
HARMONICSMusical science
harmonicsAn overtone accompanying a fundamental tone at a fixed interval, produced by vibration of a string, column of air, etc., in an exact fraction of its length
harmonicsA division of the zodiacal circle by a specified number, used in the interpretation of a birth chart
harmonicsHARMONIC, an overtone (a higher partial tone)
harmonicsA note produced on a musical instrument as an overtone, e.g., by lightly touching a string while sounding it
harmonicsA component frequency of an oscillation or wave