Nouns

(n)transmission, transmittal, transmittingthe act of sending a message; causing a message to be transmitted
(n)transmissioncommunication by means of transmitted signals
(n)transmittance, transmissionthe fraction of radiant energy that passes through a substance
(n)infection, contagion, transmissionan incident in which an infectious disease is transmitted
(n)transmission, transmission systemthe gears that transmit power from an automobile engine via the driveshaft to the live axle