binae
binae is a Latin form of bini, meaning “two each, two at a time; a pair”. It is the nominative plural feminine adjective or vocative plural feminine adjective or dative singular feminine adjective or genitive singular feminine adjective.
Found 32 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 3.15.1: Deiectis, ut diximus, antemnis, cum singulas binae ac ternae naves circumsteterant, milites summa vi transcendere in hostium naves contendebant.
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.