/ Dictionary / Index N nemato-: Meaning and Definition of Find definitions for: nemato- Pronunciation: [key] a combining form with the meaning “thread,” “threadlike organism, esp. a nematode,” used in the formation of compound words: nematocyst. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nematic nematocide Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language