Meaning

noun a long narrow passage (as in a cave or woods)

noun passageway between seating areas as in an auditorium or passenger vehicle or between areas of shelves of goods as in stores

noun part of a church divided laterally from the nave proper by rows of pillars or columns

originFrom Middle English ele, from Anglo-Norman ele (“wing”) (Modern French aile), from Latin āla (whence English ala). Further from Latin axis (whence English axis, atelier). Via Proto-Indo-European *h₂eḱs- cognate with English axle, Ancient Greek ἄξων (áxōn) (whence English axo-, axon). The modern pronunciation has been influenced by English isle, whence the obsolete form isle; the modern spelling…

Etymology from Wiktionary, CC BY-SA 3.0