something that acts like a tentacle in its ability to grasp and hold
"caught in the tentacles of organized crime"
any of various elongated tactile or prehensile flexible organs that occur on the head or near the mouth in many animals; used for feeling or grasping or locomotion
An elongated, boneless, flexible organ or limb of some animals, such as the octopus and squid.
The word comes from New Latin tentāculum, which is derived from the verb tentō. Its original meaning relates to something used for touching or testing.