n. 1. a. The act or process of transmitting. b. The fact of being transmitted. 2. Something, such as a message, that is transmitted. 3. An assembly, as in a motor vehicle, that transmits power from an engine to a driving axle, usually having a manually or automatically adjustable mechanism to control the balance of power and speed. Also called gearbox. 4. The sending of a signal, picture, or other information from a transmitter. [Latin trānsmissiō, trānsmissiōn-, a sending across, from trānsmissus, past participle of trānsmittere, to transmit; see TRANSMIT.] trans·missive (-mĭsĭv) adj. |
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