transmission

Meanings

1. 1
   noun

   A device, usually an assembly of gears (gearbox) plus a clutch or torque converter, through which power is sent from the engine to the driveshaft in an automobile (motor car or motor truck).

   Any vehicle with an internal combustion engine needs a transmission that can alter the gear ratio (engine RPM to wheel RPM) as the vehicle's speed changes.

2. 2
   noun

   the act of sending a message

3. 3
   noun

   the gears that transmit power from an automobile engine via the driveshaft to the live axle

4. 4
   noun

   communication by means of transmitted signals

5. 5
   noun

   an incident in which an infectious disease is transmitted

6. 6
   noun

   the fraction of radiant energy that passes through a substance

7. 7
   noun

   The act of transmitting, e.g. data (signals) or electric power.

8. 8
   noun

   The fact of being transmitted.

Etymology

Borrowed from Latin transmissionem (accusative of transmissio), from transmittere.