Definition of tentacle

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Tentacle (n.) A more or less elongated process or organ, simple or branched, proceeding from the head or cephalic region of invertebrate animals, being either an organ of sense, prehension, or motion..

Lern More About Tentacle

Entoprocta :: Entoprocta (n. pl.) A group of Bryozoa in which the anus is within the circle of tentacles. See Pedicellina.
Stylommatophorous :: Stylommatophora (n. pl.) A division of Pulmonata in which the eyes are situated at the tips of the tentacles. It includes the common land snails and slugs. See Illust. under Snail.
Pleurobrachia :: Pleurobrachia (n.) A genus of ctenophores having an ovate body and two long plumose tentacles.
Actinaria :: Actinaria (n. pl.) A large division of Anthozoa, including those which have simple tentacles and do not form stony corals. Sometimes, in a wider sense, applied to all the Anthozoa, expert the Alcyonaria, whether forming corals or not..
Rhinophore :: Rhinophore (n.) One of the two tentacle-like organs on the back of the head or neck of a nudibranch or tectibranch mollusk. They are usually retractile, and often transversely furrowed or plicate, and are regarded as olfactory organs. Called also dorsal tentacles. See Illust. under Pygobranchia, and Opisthobranchia..
Zoanthus :: Zoanthus (n.) A genus of Actinaria, including numerous species, found mostly in tropical seas. The zooids or polyps resemble small, elongated actinias united together at their bases by fleshy stolons, and thus forming extensive groups. The tentacles are small and bright colored..
Scaphopda :: Scaphopda (n. pl.) A class of marine cephalate Mollusca having a tubular shell open at both ends, a pointed or spadelike foot for burrowing, and many long, slender, prehensile oral tentacles. It includes Dentalium, or the tooth shells, and other similar shells. Called also Prosopocephala, and Solenoconcha..
Actinotrocha :: Actinotrocha (n. pl.) A peculiar larval form of Phoronis, a genus of marine worms, having a circle of ciliated tentacles..
Spadix :: Spadix (n.) A special organ of the nautilus, due to a modification of the posterior tentacles..
Plumous :: Plumous (a.) Having hairs, or other parts, arranged along an axis like a feather; feathery; plumelike; as, a plumose leaf; plumose tentacles..
Polypoid :: Polypoid (a.) Like a polyp; having the nature of a polyp, but lacking the tentacles or other parts..
Tentaculiferous :: Tentaculiferous (a.) Producing or bearing tentacles.
Basommatophora :: Basommatophora (n. pl.) A group of Pulmonifera having the eyes at the base of the tentacles, including the common pond snails..
Vestlet :: Vestlet (n.) Any one of several species of actinians belonging to the genus Cerianthus. These animals have a long, smooth body tapering to the base, and two separate circles of tentacles around the mouth. They form a tough, flexible, feltlike tube with a smooth internal lining, in which they dwell, whence the name..
Tentaculum :: Tentaculum (n.) A tentacle.
Ectoprocta :: Ectoprocta (n. pl.) An order of Bryozoa in which the anus lies outside the circle of tentacles.
Spirant :: Spiralozooid (n.) One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells..
Sundial :: Sundew (n.) Any plant of the genus Drosera, low bog plants whose leaves are beset with pediceled glands which secrete a viscid fluid that glitters like dewdrops and attracts and detains insects. After an insect is caught, the glands curve inward like tentacles and the leaf digests it. Called also lustwort..
Floscularian :: Floscularian (n.) One of a group of stalked rotifers, having ciliated tentacles around the lobed disk..
Hippocrepian :: Hippocrepian (n.) One of an order of fresh-water Bryozoa, in which the tentacles are on a lophophore, shaped like a horseshoe. See Phylactolaema..
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