nitrogen-fixer

noun

ni·​tro·​gen-fix·​er ˈnī-trə-jən-ˈfik-sər How to pronounce nitrogen-fixer (audio)
: any of various soil microorganisms that are involved in nitrogen fixation

Word History

First Known Use

1904, in the meaning defined above

Time Traveler
The first known use of nitrogen-fixer was in 1904

Dictionary Entries Near nitrogen-fixer

Cite this Entry

“Nitrogen-fixer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nitrogen-fixer. Accessed 19 Mar. 2024.

Kids Definition

nitrogen-fixer

noun
: any of various living things (as bacteria) in the soil that are capable of nitrogen fixation
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!