any of various microorganisms in the soil involved in the process of nitrogen fixation.
HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!
Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
Origin of nitrogen fixer
First recorded in 1910–15
Words nearby nitrogen fixer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020