Search Result for "athanor": 
Wordnet 3.0

NOUN (1)

1. a furnace that feeds itself so as to maintain a uniform temperature; used by alchemists;


The Collaborative International Dictionary of English v.0.48:

Athanor \Ath"a*nor\, n. [F., fr. Ar. at-tann[=u]r, fr. Heb. tann[=u]r an oven or furnace.] A digesting furnace, formerly used by alchemists. It was so constructed as to maintain uniform and durable heat. --Chambers. [1913 Webster]
WordNet (r) 3.0 (2006):

athanor n 1: a furnace that feeds itself so as to maintain a uniform temperature; used by alchemists