tentacle /tenˈtə-kl/

1. (also tentaculum /-takˈū-ləm/ (pl tentacˈūla)) a slender flexible organ, esp in invertebrates, for feeling, grasping, etc
2. Any sensitive filament in insectivorous plants used in the capture of prey, eg the gland-tipped leaf hairs of the sundew plant
3. Anything resembling a tentacle, esp in its ability to grasp or feel

tenˈtacled adjective

tentacˈūlar adjective

tentacˈūlate adjective

tentacūlifˈerous adjective

tentacˈūlite noun (palaeontology)

A ringed conical Silurian and Devonian fossil, appar a pteropod

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