menses
menses is a Latin form of mensis, meaning “month”. It is the accusative plural masculine noun.
Found 134 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.40.8: … m commoveret, hos, si quaererent, reperire posse diuturnitate belli defatigatis Gallis Ariovistum, cum multos menses castris se ac paludibus tenuisset neque sui potestatem fecisset, desperantes iam de pugna et dispersos subito …
Curtius Rufus, Historiarum Alexandri Magni 8.9.35: Menses in quinos denos discripserunt dies, anni plena spatia servantur.
All forms of mensis (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.