n.
Pronunciation: an- ' te-n ə
Function: noun
Inflected Form: plural -nae \ -( ˌ )n ē \ or -nas
Etymology: Medieval Latin, from Latin, sail yard
Date: 1646
1 plural -nae : one of a pair of slender movable segmented sensory organs on the head of insects, myriapods, and crustaceans ― see INSECT illustration
2 : a usually metallic device (as a rod or wire) for radiating or receiving radio waves
3 antennae plural : a special sensitivity or receptiveness <his political antennae proved to be shrewder than ever ― Erich Segal>
– an · ten · nal \ - ' te-n ə l \ adjective