- a conductor by which electromagnetic waves are sent out or received, consisting commonly of a wire or set of wires; aerial.
- Zoology. one of the jointed, movable, sensory appendages occurring in pairs on the heads of insects and most other arthropods.
Origin of antenna
Examples from the Web for antenna
The mission itself is simply a small computer powered by solar cells, with an antenna transmitting at 145.980 MHz.Luxembourg and China Team Up on Private Mission to the Moon
Matthew R. Francis
October 26, 2014
You cannot just come up with a vampire who is green and has an antenna.Vampires without Glitter or Girl Problems: Inside Guillermo del Toro’s ‘The Strain’
July 14, 2014
Yet with the phone simply "on," the scientists found a significant change in brain activity in the areas closest to its antenna.Study Finds Cellphone Radiation Changes Brain Activity
February 22, 2011
His cellphone, he says proudly, is the kind that still has an antenna, and he uses it, naturally, only to make phone calls.Is Alex Trebek in Jeopardy?
February 13, 2011
Her work has also appeared on InStyle.com, the Los Angeles Times, Antenna and Flaunt magazines.MTV's Mr. Nice Guy
April 26, 2010
"She's still wearing her antenna," he said swiftly over his shoulder.
Help me with this box, and then get the girl to put on the antenna you'll find there.
Crook: the hook or recurved tip of the antenna in Hesperidae.
Caulis: the funicle of antenna: the corneous basal part of jaws.
Radicle or Radicula: that joint of the antenna that is articulated to the head.
- plural -nae (-naɪ) one of a pair of mobile appendages on the heads of insects, crustaceans, etc, that are often whiplike and respond to touch and taste but may be specialized for swimming or attachment
- plural -nas another name for aerial (def. 7)
Word Origin and History for antenna
1640s, "feeler or horn of an insect," from Latin antenna "sail yard," the long yard that sticks up on some sails, of unknown origin, perhaps from PIE root *temp- "to stretch, extend." In the etymological sense, it is a loan-translation of Aristotle's Greek keraiai "horns" (of insects). Modern use in radio, etc., for "aerial wire" is from 1902. Adjectival forms are antennal (1834), antennary (1836), antennular (1858).
- One of a pair of long, slender, segmented appendages on the heads of insects, centipedes, millipedes, and crustaceans. Most antennae are organs of touch, but some are sensitive to odors and other stimuli.
- A metallic device for sending or receiving electromagnetic waves, such as radio waves. Some antennas can send waves in or receive waves from all directions; others are designed to work only in a range of directions.