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Meaning of maleic hydrazide

male'ic hy'drazide

Pronunciation: (hī'dru-zīd"), [key]
— Chem. Chem.
  1. a crystalline compound, CNHO, used as a plant growth inhibitor and weed-killer.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.