Flexible organs on the body of some animals (thus termed tentaculiferous) used for a variety of purposes, including feeding, grasping, attachment and sensing the environment. Adhesive structures in insect-eating plants e.g. the sundew.
In sea cucumbers: Modified tube feet which surround the mouth, forming a single or double circle. Used for feeding, locomotion, and exploration.

Alternative forms for Tentacle : Tentacles, Tentacula, Tentaculiferous.