LAT

Lewis Short

cathĕtus (noun F) = κάθετος: (that is sunk down)
* A perpendicular line, a perpendicular, Vitr. 3, 3; Cod. Just. 8, 10, 12.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory