Lewis Short
plinthis | plinthĭ-des (noun F) = πλινθίς: (a square tile).
* A square; in architect., a square base, a plinth, for plinthus, Vitr. 3, 3, 2; in land-surveying, for plinthus,Hyg. Condit. Agror. p. 210 Goes.
* Plur.: , a register in the hydraulic organ, Vitr. 10, 8, 8; v. pleuritis.
Charlton T. Lewis, Charles Short, A Latin Dictionary