/ Dictionary / Index N nematocide: Meaning and Definition of Find definitions for: nem•a•to•cide Pronunciation: (nem'u-tu-sīd", ni-mat'u-), [key] — n. a substance or preparation used for killing nematodes parasitic to plants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nemato- nematocyst Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language