A slender process for feeling, prehension, or locomotion in invertebrates. [Mod. L. tentaculum, a feeler, fr. tento, to feel]

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ten·ta·cle 'tent-i-kəl n any of various elongate flexible usu. tactile or prehensile processes borne by animals chiefly on the head or about the mouth esp one of the threadlike processes bearing nematocysts that hang down from the margin of the umbrella of many jellyfishes

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ten·ta·cle (tenґtə-kəl) a slender whiplike appendage in animals that may function in prehension and feeding or as a sense organ.

Medical dictionary. 2011.


Look at other dictionaries:

  • Tentacle — Ten ta*cle, n. [NL. tentaculum, from L. tentare to handle, feel: cf. F. tentacule. See {Tempt}.] (Zo[ o]l.) A more or less elongated process or organ, simple or branched, proceeding from the head or cephalic region of invertebrate animals, being… …   The Collaborative International Dictionary of English

  • tentacle — 1762, from Mod.L. tentaculum feeler, from L. tentare to feel, try (variant of temptare to feel, try, test ) + culum, diminutive suffix …   Etymology dictionary

  • tentacle — ► NOUN ▪ a long slender flexible appendage of an animal, used for grasping or moving about, or bearing sense organs. DERIVATIVES tentacled adjective tentacular adjective. ORIGIN Latin tentaculum, from temptare to feel, try …   English terms dictionary

  • tentacle — [ten′tə kəl] n. [ModL tentaculum < L tentare, to touch: see TENT2] 1. any of a variety of long, slender, flexible growths, as about the head or mouth of some invertebrate animals, used variously for grasping, feeling, moving, etc. 2. Bot. any… …   English World dictionary

  • Tentacle — Tentacles can refer to the elongated flexible organs that are present in some animals, especially invertebrates, and sometimes to the hairs of the leaves of some insectivorous plants. Usually, they are used for feeding, feeling and grasping.… …   Wikipedia

  • tentacle — UK [ˈtentək(ə)l] / US noun [countable] Word forms tentacle : singular tentacle plural tentacles one of the long thin arms of an octopus that it uses for feeling things or for moving …   English dictionary

  • tentacle — noun Etymology: New Latin tentaculum, from Latin tentare to feel, touch more at tempt Date: circa 1762 1. any of various elongate flexible usually tactile or prehensile processes borne by animals and especially invertebrates chiefly on the head… …   New Collegiate Dictionary

  • tentacle — noun An elongated, boneless, flexible organ or limb of some animals, such as the octopus and squid. With one blow of the axe, Captain Nemo cut this formidable tentacle, that slid wriggling down the ladder …   Wiktionary

  • tentacle — n. 1 a long slender flexible appendage of an (esp. invertebrate) animal, used for feeling, grasping, or moving. 2 a thing used like a tentacle as a feeler etc. 3 Bot. a sensitive hair or filament. Derivatives: tentacled adj. (also in comb.).… …   Useful english dictionary

  • tentacle — 1) a short fleshy appendage, perhaps better termed cirrus 2) the illicium, q.v., of an anglerfish, incorrectly …   Dictionary of ichthyology

  • tentacle — n. [L. tentaculum, feeler] Any elongate flexible appendage usually near the mouth; tentacular adj …   Dictionary of invertebrate zoology

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