- the slag or refuse left after metal has been smelted from ore
- loose, cinderlike lava
Origin of scoriaMiddle English from Classical Latin from Classical Greek sk?ria, refuse, dross from sk?r, dung: see scato-
- Geology Porous cinderlike fragments of dark lava. Also called cinders . Also called slag .
- Metallurgy The refuse of a smelted metal or ore; slag. Also called cinder .
Origin of scoriaMiddle English dross from Latin scōria from Greek skōriā from skōr excrement, dung ; see sker-3 in Indo-European roots.
(plural scorias or scoriae)
From Latin scÅria, from Ancient Greek ÏƒÎºÏ‰ÏÎ¯Î± (skÅria), from ÏƒÎºá¿¶Ï (skÅr, “dung").