TRANSPONDER


Meaning of TRANSPONDER in English

trans ‧ pond ‧ er /trænˈspɒndə $ -ˈspɑːndər/ BrE AmE noun [countable]

[ Date: 1900-2000 ; Origin: transmitter + responder ]

technical a piece of radio or ↑ radar equipment that sends out a signal when it receives a signal telling it to do this

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.