[ dee-nahy-truh-fahy-er ]

nounChemistry, Biology.
  1. any of the bacteria or other microbes, as those found in soil, that convert nitrates into nitrites, ammonia, ammonium compounds, and free atmospheric nitrogen.: Compare nitrifier. See also denitrification.

Origin of denitrifier

First recorded in 1890–95; denitrify + -er1

Words Nearby denitrifier Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024