Definition of antenna

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Antenna (n.) A movable, articulated organ of sensation, attached to the heads of insects and Crustacea. There are two in the former, and usually four in the latter. They are used as organs of touch, and in some species of Crustacea the cavity of the ear is situated near the basal joint. In insects, they are popularly called horns, and also feelers. The term in also applied to similar organs on the heads of other arthropods and of annelids..

Lern More About Antenna

Redhorn :: Redhorn (n.) Any species of a tribe of butterflies (Fugacia) including the common yellow species and the cabbage butterflies. The antennae are usually red.
Antennae :: Antennae (pl. ) of Antenn.
Taxicorn :: Taxicorn (n.) One of a family of beetles (Taxicornes) whose antennae are largest at the tip. Also used adjectively.
Lamellated :: Lamellated (a.) Composed of, or furnished with, thin plates or scales. See Illust. of Antennae..
Fimbricate :: Fimbricate (a.) fringed, on one side only, by long, straight hairs, as the antennae of certain insects..
Pectinated :: Pectinated (a.) Having very narrow, close divisions, in arrangement and regularity resembling those of a comb; comblike; as, a pectinate leaf; pectinated muscles. See Illust. (e) of Antennae..
Frogfish :: Frogfish (n.) An oceanic fish of the genus Antennarius or Pterophrynoides; -- called also mousefish and toadfish.
Infraocular :: Infraocular (a.) Situated below the eyes, as the antenna of certain insects..
Club-shaped :: Club-shaped (a.) Enlarged gradually at the end, as the antennae of certain insects..
Longicornia :: Longicornia (n. pl.) A division of beetles, including a large number of species, in which the antennae are very long. Most of them, while in the larval state, bore into the wood or beneath the bark of trees, and some species are very destructive to fruit and shade trees. See Apple borer, under Apple, and Locust beetle, under Locust..
Basicerite :: Basicerite (n.) The second joint of the antennae of crustaceans.
Dentated :: Dentated (a.) Having teeth or toothlike points. See Illust. of Antennae.
Biserrate :: Biserrate (a.) Serrate on both sides, as some antennae..
Heterocera :: Heterocera (n. pl.) A division of Lepidoptera, including the moths, and hawk moths, which have the antennae variable in form..
Tunicated :: Tunicated (a.) Having each joint buried in the preceding funnel-shaped one, as in certain antennae of insects..
Palpicorn :: Palpicorn (n.) One of a group of aquatic beetles (Palpicornia) having short club-shaped antennae, and long maxillary palpi..
Ischiocerite :: Ischiocerite (n.) The third joint or the antennae of the Crustacea.
Serricorn :: Serricorn (n.) Any one of a numerous tribe of beetles (Serricornia). The joints of the antennae are prominent, thus producing a serrate appearance. See Illust. under Antenna..
Cudweed :: Cudweed (n.) A small composite plant with cottony or silky stem and leaves, primarily a species of Gnaphalium, but the name is now given to many plants of different genera, as Filago, Antennaria, etc.; cottonweed..
Long-horned :: Long-horned (a.) Having a long horn or horns; as, a long-horned goat, or cow; having long antennae, as certain beetles (Longicornia)..
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