/ Dictionary / Index N neurula: Meaning and Definition of Find definitions for: neu•ru•la Pronunciation: (noor'u-lu, nyoor'-), [key] — pl. -las, -lae an embryo in the stage of development in which part of the ectoderm is differentiated into neural tissue and in which the neural tube, which develops into the brain and spinal cord, is formed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. neurovascular neurulation Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language