Dictionary
de•ni•tri•fy
Pronunciation: (dē-nī'tru-fī"), [key]—
v.t., -fied, -fy•ing.
Chem.
1. to remove nitrogen or nitrogen compounds from.
2. to reduce (nitrates) to nitrites, ammonia, and free nitrogen, as in soil by microorganisms.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.