petrositas

petrositas [CL petrosus+-itas] , quality of being hard like stone, (med.) accretion of stone-like substance. in palpebris ista vicia nascuntur ‥ ~as, viscositas ‥ Gilb. III 142v. 1; ~as est humor in palpebra natus durus ut petra. in his igitur fel ericii positum sanat Ib. 142v. 2.