transmitter

Meanings

1. 1
   noun

   set used to broadcast radio or TV signals

   The transmitter was perched high on a hill in order to reach all households.

2. 2
   noun

   any agent, such as a person, animal, or microorganism that carries and transmits a disease

   The scientists pinpointed the mosquito as a transmitter of the disease.

3. 3
   noun

   someone who transmits a message

   The transmitter cycled through the streets to deliver the important letter.

4. 4
   noun

   One who or that which transmits something (in all senses).

   Epinephrine and dopamine are two other catecholamine transmitters.

5. 5
   noun

   An electronic device that generates and amplifies a carrier wave, modulates it with a meaningful signal derived from speech, music, TV or other sources, and broadcasts the resulting signal from an antenna.

Etymology

From transmit + -er.