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
Incrassated ::
Incrassated (a.) Swelled out on some particular part, as the antennae of certain insects..
Pinion ::
Pinion (n.) A moth of the genus Lithophane, as L. antennata, whose larva bores large holes in young peaches and apples..
Moniliform ::
Moniliform (a.) Joined or constricted, at regular intervals, so as to resemble a string of beads; as, a moniliform root; a moniliform antenna. See Illust. of Antenna..
Nematocera ::
Nematocera (n. pl.) A suborder of dipterous insects, having long antennae, as the mosquito, gnat, and crane fly; -- called also Nemocera..
Feeler ::
Feeler (n.) One of the sense organs or certain animals (as insects), which are used in testing objects by touch and in searching for food; an antenna; a palp..
Insecta ::
Insecta (n. pl.) One of the classes of Arthropoda, including those that have one pair of antennae, three pairs of mouth organs, and breathe air by means of tracheae, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect, n..
Nereis ::
Nereis (n.) A genus, including numerous species, of marine chaetopod annelids, having a well-formed head, with two pairs of eyes, antennae, four pairs of tentacles, and a protrusile pharynx, armed with a pair of hooked jaws..
Subuliform ::
Subulicornes (n. pl.) A division of insects having slender or subulate antennae. The dragon flies and May flies are examples.
Scyllarian ::
Scyllarian (n.) One of a family (Scyllaridae) of macruran Crustacea, remarkable for the depressed form of the body, and the broad, flat antennae. Also used adjectively..
Immortelle ::
Immortelle (n.) A plant with a conspicuous, dry, unwithering involucre, as the species of Antennaria, Helichrysum, Gomphrena, etc. See Everlasting..
Taxicorn ::
Taxicorn (n.) One of a family of beetles (Taxicornes) whose antennae are largest at the tip. Also used adjectively.
Myriapoda ::
Myriapoda (n. pl.) A class, or subclass, of arthropods, related to the hexapod insects, from which they differ in having the body made up of numerous similar segments, nearly all of which bear true jointed legs. They have one pair of antennae, three pairs of mouth organs, and numerous trachaae, similar to those of true insects. The larvae, when first hatched, often have but three pairs of legs. See Centiped, Galleyworm, Milliped..
Flagellum ::
Flagellum (v. t.) A lashlike appendage of a crustacean, esp. the terminal ortion of the antennae and the epipodite of the maxilipeds. See Maxilliped..
Frogfish ::
Frogfish (n.) An oceanic fish of the genus Antennarius or Pterophrynoides; -- called also mousefish and toadfish.
Antenna ::
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..
Scaphocerite ::
Scaphocerite (n.) A flattened plate or scale attached to the second joint of the antennae of many Crustacea.
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