athanor

athanor [ath-uh-nawr] ExamplesWord Origin noun Alchemy.

a digester furnace with a self-feeding fuel supply contained in a towerlike contrivance, ensuring a constant, durable temperature.

Origin of athanor 1425–75; late Middle English ≪ Arabic at tannūr the furnace Examples from the Web for athanor Historical Examples of athanor

A, shows an athanor (or digesting furnace) and a couple of digesting vessels.

H. Stanley Redgrove

The draught affects the furnace—my Athanor, as we adepts term it.

W. Harrison Ainsworth

We know of the athanor of the alchemists of the middle ages.

William Henry Doolittle

Or Athanor, a chemical stove, which works on for a long time without poking.

Jean Paul Friedrich Richter