'Scoria' definitions:

Definition of 'scoria'

(from WordNet)
noun
The scum formed by oxidation at the surface of molten metals [syn: slag, scoria, dross]

Definition of 'Scoria'

From: GCIDE
  • Scoria \Sco"ri*a\, n.; pl. Scoriae. [L., fr. Gr. ?, fr. ? dung, ordure.]
  • 1. The recrement of metals in fusion, or the slag rejected after the reduction of metallic ores; dross. [1913 Webster]
  • 2. Cellular slaggy lava; volcanic cinders. [1913 Webster]

Words containing 'Scoria'