[ suhb-hahr-mon-ik ]
/ ˌsʌb hɑrˈmɒn ɪk /
an oscillation that has a frequency which is an integral submultiple of the frequency of a related oscillation.
Origin of subharmonic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
/ (ˌsʌbhɑːˈmɒnɪk) /
a fraction of a frequency
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012