Definitions

1. noun

a long, thin, usually movable organ, especially one used for receiving and transmitting radio waves or other electromagnetic signals, especially by insects and animals, or a similar structure on an aircraft or spacecraft.

“The engineer carefully adjusted the antennae on the satellite dish to receive the signal.”

2. noun

a pair of these organs, especially on the head of an insect, such as an ant or beetle.

“The antennae of the beetle were long and delicate.”

3. noun

a long, thin structure, especially one used to receive or transmit radio waves or other signals, on a vehicle or other object.

“The car had a large antennae on its roof to receive GPS signals.”

4. noun

a similar structure on a robot or other machine.

“The robot used its antennae to navigate through the warehouse.”