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antenna definition

an·tenna (an ten′ə)

noun

  1. pl. antennae -·nae (-ē) or antennas -·nas either of a pair of movable, jointed sense organs on the head of most arthropods, as insects, crabs, or lobsters; feeler
  2. pl. antennas -·nasRadio, TV an arrangement of wires, metal rods, etc. used in sending and receiving electromagnetic waves; aerial

Etymology: L, earlier antemna, sail yard

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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