harmonik

Etymology
From.

Noun

 * 1)  a component frequency of the signal of a wave that is an integer multiple of the fundamental frequency.
 * 2)  the place where, on a bowed string instrument, a note in the harmonic series of a particular string can be played without the fundamental present.
 * 3)  one of a class of functions that enter into the development of the potential of a nearly spherical mass due to its attraction.
 * 1)  one of a class of functions that enter into the development of the potential of a nearly spherical mass due to its attraction.