1. Any enclosed fire-place in which to produce a violent heat, for melting ores, metals, &c.; a situation of severe affliction, conceived as sent to purify.

2. To throw out sparks as a furnace.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• furance,
• furnaace,
• funace,
• furrnace,
• fornace,
• fianace,
• furanace,
• furnsace,
• furna,
• frnce,
• fournate,
• funance,
• furnance,
• forname,
• furnase,
• finace,
• furace,
• furnnace,
• fernace,
• firnace

• france,
• furness,
• fence,
• furring.

The adjective form of the word "furnace" is "furnace-like".

The plural of the "furnace" can be the "furnaces".

The singular of the "furnace" can be the "furnace".