S / sphrāgis
noun greek

sphrāgis

gen. sphrāgīdis · gender feminine · decl. 3rd
= σφραγίς (a seal).
A kind of stone used for seals
A kind of stone used for seals, Plin. 37, 8, 37, § 117.—
Lemnian earth
Another name for Lemnian earth, so called because sold in sealed packets, Plin. 35, 6, 14, § 33.—
A little ball of plaster
A little ball of plaster in medicine, Cels. 5, 26, 23 (5, 20, 2, written as Greek).