non·​mo·​tile ˌnän-ˈmō-tᵊl How to pronounce nonmotile (audio)
: not exhibiting or capable of movement : not motile
… separating healthy from non-motile sperm.Michael Shuler
Motile bacteria have flagella, while nonmotile bacteria do not.Bruce Hofkin

Word History

First Known Use

1887, in the meaning defined above

Time Traveler
The first known use of nonmotile was in 1887

Dictionary Entries Near nonmotile

Cite this Entry

“Nonmotile.” Dictionary, Merriam-Webster, Accessed 13 Apr. 2024.

Medical Definition


non·​mo·​tile -ˈmōt-ᵊl, -ˈmō-ˌtīl How to pronounce nonmotile (audio)
variants or non-motile
: not exhibiting or capable of movement : not motile
nonmotile gram-negative bacterial rods
a nonmotile sperm
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