English
Phurnacite
Possibly from furnace + -ite
Formed from furnace + -ite
Proto-Indo-European *gʷʰer- ‘to be warm’
…
Latin fornus
Latin fornāx ‘a furnace, oven, kiln’
Old French fornais
Middle English forneys ‘a furnace’
English furnace
Today it means
noun A proprietary brand of smokeless fuel in the form of coal briquettes.
Language periods are conventional ranges, not dates for this word.
Etymograph / Phurnacite