/ Dictionary / Index E end bulb: Meaning and Definition of Find definitions for: end' bulb" Pronunciation: [key] — Anat. Anat. 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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. end brush end-consumer Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language