from The Century Dictionary and Cyclopedia
- n. A garret in some ancient Roman houses, used as a dryingplace for wood and for seasoning wine, smoke from the flues being allowed to escape into it; a smoke-room.
Sorry, no etymologies found.
The vintage is rarely ripened by time, whose unrivalled work is imperfectly done in the _estufa_ or flue-stove, the old fumarium, or in the _sertio_ (apotheca), an attic whose glass roofing admits the sun.
It was situate above the “fumarium,” as the smoke was thought to heighten the flavour of the wine.] [Footnote IV. 11: _A finely finished house_) -- Ver.