[ 'skɔ:rɪə ]
■ noun ( plural ~e -rɪi: )
1》 basaltic lava ejected as fragments from a volcano, typically with a frothy texture.
2》 slag separated from molten metal during smelting.
Derivatives
~ceous -'eɪʃəs adjective
Origin
ME: via L. from Gk skōria 'refuse', from skōr 'dung'.