Isara

== Latin == === Etymology === Borrowed from Celtic, though not originally a Celtic word; ultimately from Proto-Indo-European *isərós (“vigorous, quick”), from *eis(ə, related to Sanskrit इषिरम् (iṣiram, “fast, quick”). === Proper noun === Isara m sg (genitive Isarae); first declension A river of Gallia, now Isère ==== Declension ==== First-declension noun, singular only. === References === “Isara”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette. “Isara”, in William Smith, editor (1854, 1857), A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly Delamarre, Xavier (2003). Dictionnaire de la langue gauloise : une approche linguistique du vieux-celtique continental [Dictionary of the Gallic Language: A Linguistic Approach to Continental Old Celtic]. Collection des Hespérides (in French) (Revised and augmented 2nd ed.)