Sandiver
Pronunciation : San"di*ver
Part of Speech : n.
Etymology : [Perh. fr. OF. sa\'8bn grease, fat + de of + verre glass (cf. Saim), or fr. F. sel de verre sandiver.]
Definition : Defn: A whitish substance which is cast up, as a scum, from the materials of glass in fusion, and, floating on the top, is skimmed off; -- called also glass gall. [Formerly written also sandever.]
Source : Webster's Unabridged Dictionary, 1913