antenna
[ an-ten-uh ]
/ ænˈtɛn ə /
noun, plural an·ten·nas for 1, an·ten·nae [an-ten-ee] /ænˈtɛn i/ for 2.
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
1640–50; < Latin: a sailyard
OTHER WORDS FROM antenna
an·ten·nal, adjective post·an·ten·nal, adjectiveWords nearby antenna
antemeridian,
antemortem,
antemundane,
antenatal,
antenave,
antenna,
antenna array,
antennal gland,
antennary,
antennate,
antennifer
Example sentences from the Web for antenna
British Dictionary definitions for antenna
antenna
/ (ænˈtɛnə) /
noun
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)
Derived forms of antenna
antennal or antennary, adjectiveWord Origin for antenna
C17: from Latin: sail yard, of obscure origin
Scientific definitions for antenna
antenna
[ ăn-tĕn′ə ]
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.