antenna

/ænˈtɛn.ə/noun

A device that sends or receives radio and other electromagnetic signals, converting them to or from electrical form.

Example sentence

“We adjusted the antenna to get a clearer television picture.”

Two plurals with different jobs: "antennas" for radio devices, "antennae" for insect feelers.

Related words

satelliteA machine sent into orbit around the Earth or another body in space, usually to send back signals or data.adapterA device that lets two pieces of equipment work together when they would not otherwise connect.broadbandA fast Internet connection delivered over an existing line, such as a phone line with ADSL or a cable modem.modemA device that converts computer data into signals that can travel over a telephone line, and back again, so computers can connect to each other.ethernetA wired system for connecting computers into a network, built on a widely used technical standard.consoleA control panel with displays and input controls used to operate and monitor an electronic system.