ai | An Elementary Latin Dictionary

ai
ai, in old Lat., corresponding to ae: AIDILIS, CAISAR, AITERNOS, for Aedilis, Caesar, aeternus; also...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
Ai
·noun The three-toed sloth (Bradypus tridactylus) of South America. ·see <<Sloth>>. ...

Webster's Dictionary of the English Language