S / sĭlĭcĕus
adjective hapax

sĭlĭcĕus

fem. sĭlĭcea · neut. sĭlĭceum
of flint; limestone figuratively
of flint or limestone, silicious: saxa, Vitr. 8, 3 fin.: lapides, Cato, R. R. 18, 3.—Trop.: cor, Laev. ap. Gell. 19, 7, 10.