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antenna

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noun an·ten·na \an-ˈte-nə\

Simple Definition of antenna

  • : a thin sensitive organ on the head of an insect, crab, etc., that is used mainly to feel and touch things

  • : a device (such as a wire or a metal rod) for sending or receiving radio or television signals

Full Definition of antenna

plural an·ten·naeplay \-(ˌ)nē\ or an·ten·nas

  1. 1 plural an·ten·nae :  one of a pair of slender movable segmented sensory organs on the head of insects, myriapods, and crustaceans — see insect illustration

  2. 2 :  a usually metallic device (as a rod or wire) for radiating or receiving radio waves

  3. 3 antennae plural :  a special sensitivity or receptiveness <his political antennae proved to be shrewder than ever — Erich Segal>

an·ten·nalplay \-ˈte-nəl\ adjective

Origin of antenna

Medieval Latin, from Latin, sail yard


First Known Use: 1646

Other Telecommunications Terms

Rhymes with antenna



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