The most popular online dictionary and thesaurus for learners of English
denitrify
verb [T] /diˈnɑɪ·trəˌfɑɪ/ biologyDefinition
› to remove nitrogen (= one of the gases that surrounds the earth) or chemicals containing nitrogen, for example, from the soil (= material on the surface of the ground), and so release it into the air denitrifying bacteria › Denitrifying bacteria are bacteria that help to release nitrogen into the air by reducing the amount in chemicals that contain it.
(Definition of denitrify verb from the Cambridge Academic Content Dictionary
© Cambridge University Press)
Our dictionaries
Browse the Thesaurus
Browse the Dictionary
Word of the Day
Blog
Read our blog about how the English language behaves.
New Words
Find words and meanings that have just started to be used in English, and let us know what you think of them.
