Dictionary
wave•guide
Pronunciation: (wāv'gīd"), [key] Electronics, Optics.—
n.
a conduit, as a metal tube, coaxial cable, or strand of glass fibers, used as a conductor or directional transmitter for various kinds of electromagnetic waves. Cf.
optical fiber. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.