/ Dictionary / Index T transmission: Meaning and Definition of Find definitions for: trans•mis•sion Pronunciation: (trans-mish'un, tranz-), [key] — n. the act or process of transmitting. the fact of being transmitted. something that is transmitted. transference of force between machines or mechanisms, often with changes of torque and speed. a compact, enclosed unit of gears or the like for this purpose, as in an automobile. the broadcasting of electromagnetic waves from one location to another, as from a transmitter to a receiver. transmittance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: transmission (Thesaurus) transmissible transmission line Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language