Rodentia

[roh-den-shuh, -shee-uh, -tee-uh] /roʊˈdɛn ʃə, -ʃi ə, -ti ə/
noun
1.
the order comprising the rodents.
Origin
< Neo-Latin, equivalent to Latin rōdent- (stem of rōdēns), present participle of rōdere to gnaw (see -ent) + -ia -ia