any of various types of oval or rounded structures occurring at the ends of nerve fibers, ranging from slight enlargements to complex corpuscles that act as sensory receptors for pain, touch, cold, etc.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use end bulb in a sentence
There is the rather similar "cylindrical end-bulb" believed to be the sense organ for warmth.Psychology | Robert S. Woodworth
The nerves of sensibility have a peculiarly sensitive arrangement spread under the skin, constituting an end-bulb or touch organ.The Relations of Science and Religion | Henry Calderwood