/ Dictionary / Index I interneuron: Meaning and Definition of Find definitions for: in•ter•neu•ron Pronunciation: (in"tur-noor'on, -nyoor'-), [key] — n. Cell Biol. any neuron having its cell body, axon, and dendrites entirely within the central nervous system, especially one that conveys impulses between a motor neuron and a sensory neuron. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Internet internist 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