l]
| 1. | Zoology. any of various slender, flexible processes or appendages in animals, esp. invertebrates, that serve as organs of touch, prehension, etc.; feeler. |
| 2. | Botany. a sensitive filament or process, as one of the glandular hairs of the sundew. |

tentacle ten·ta·cle (těn'tə-kəl)
n.
An elongated, flexible, unsegmented extension, as one of those surrounding the mouth or oral cavity of the squid, used for feeling, grasping, or locomotion.
| tentacle (těn'tə-kəl) Pronunciation Key
A narrow, flexible, unjointed part extending from the body of certain animals, such as an octopus, jellyfish, or sea anemone. Tentacles are used for feeling, grasping, or moving. |