Meaning of intermodulation

in•ter•mod•u•la•tion

Pronunciation: (in"tur-moj"u-lā'shun, -mod"yu-), [key]
— n.
  1. the production in an electrical device of frequencies that are the sums or differences of frequencies of different inputs or of their harmonics.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.