semiclausus

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

sēmĭ-clausus (-clūsus), a, um, adj. [claudo],

half-shut , half-closed : os, Ap. Met. 10, 10, 6; postica, Amm. 18, 6, 11: SILVANE SEMICLVSE FRAXINO (because only half was visible), Inscr. Orell. 1613.