| 释义 |
sco·ria
\ˈskōrēə, ˈskȯr-\ noun
(plural scori·ae \-ēˌē\)
Etymology: Middle English, from Latin, from Greek skōria, from skōr excrement + -ia -y — more at scat-
1.
a. : the refuse from melting of metals or reduction of ores : dross, slag
b. : a burned clay or clinker deposit characteristic of burned-out coal beds on the western Great Plains
2. : rough vesicular cindery usually dark lava developed by the expansion of the enclosed gases in basaltic magma; also : a piece of such lava |