Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: not exhibiting or produced by a mutation : not mutant
a nonmutant gene nonmutant mice nonmutant proteins
1918, in the meaning defined above
Keep scrolling for more
Resources for nonmutant
Time Traveler for nonmutant
See more words from the same year
More Definitions for nonmutant
: not mutant
Comments on nonmutant
What made you want to look up nonmutant? Please tell us where you read or heard it (including the quote, if possible).
to express warning or disapproval
Get Word of the Day daily email!
Autumn Words of the Day 2018
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
It is a word, though.
CNN reporter questions President.
Ariana Grande slams ex-fiancé.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
A cavalcade of words for travel
Two words. One hundred years.
Words from the week of 11/9/2018
There's always room for another article.
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
(Secret October WOTD Quiz)
Name that government! Or something like that.
A game of winding words.