/ Dictionary / Index N nervule: Meaning and Definition of Find definitions for: ner•vule Pronunciation: (nûr'vyl), [key] — n. Zool. a small branch of a nerve in the wing of an insect. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nervous system nervuration Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language