n.

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

Driving with Tentacles - Integral Structures for Sensing and Motion
Trunks, Tongues, and Tentacles: Moving with Skeletons of Muscle
Robotic tentacles with three-dimensional mobility based on flexible elastomers
Robotic Tentacles with Three-Dimensional Mobility Based on Flexible Elastomers
The Tentacles of Progress: Technology Transfer in the Age of Imperialism, 1850-1940
Tongues, tentacles and trunks : the biomechanics of movement in muscular-hydrostats
Filopodia act as phagocytic tentacles and pull with discrete steps and a load-dependent velocity
The Argonaute family: tentacles that reach into RNAi, developmental control, stem cell maintenance, and tumorigenesis
A model for pattern formation of hypostome, tentacles, and foot in hydra: how to form structures close to each other, how to form th...
Structure of the molecular chaperone prefoldin: unique interaction of multiple coiled coil tentacles with unfolded proteins