transmission meaning and definition

TRANSMISSION noun

Definition of transmission (noun)

1. the act of sending a message; causing a message to be transmitted
   • synonyms: transmittal, transmitting
2. communication by means of transmitted signals
3. the fraction of radiant energy that passes through a substance
   • synonyms: transmittance
4. an incident in which an infectious disease is transmitted
   • synonyms: contagion, infection
5. the gears that transmit power from an automobile engine via the driveshaft to the live axle
   • synonyms: transmission system