Cathetus

Webster's Dictionary of the English Language

·noun One line or radius falling perpendicularly on another; as, the catheti of a right-angled triangle, that is, the two sides that include the right angle.

Related Words

cathetus
cathĕtus, i, f., = κάθετος (that is sunk down), a perpendicular line , a perpendicular , Vitr. 3,...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.