Crucible

Webster's Condensed Dictionary- A Condensed Dictionary of the English Language · 1909 · p. 142

kroo'sY-bl, n. A chemical ve el or melting-pot, capable of enduring great neat without injiwy. [LL. crucibulum, a hanging lamp, also melting-pot, fr. OF. cruche, earthen pot, creuset, B. kroes, pot, crucible.]