Cyamus (siamus)

[NL., with an aiguière or w or water-pot: teenth century.-2. In gla manuf., a basin for receiving the melted gla after refining, and decanting it on the table to be rolled into a plate. In casting, the cuvette is lifted by means of gripping-tongs, chains, and a crane, and the contents are poured upon the casting-table. E. H. Knight. 3. In fort., a trench dug in the middle of a large dry ditch; a cunette.