Illustrated Companion to the Latin Dictionary/Vaporarium

This article incorporates text from a publication now in the public domain: Rich, Anthony (1849). The illustrated companion to the Latin dictionary, and Greek lexicon. p. vi. OCLC 894670115. https://archive.org/details/illustratedcompa00rich. 

VAPORA'RIUM. A stove or furnace for heating apartments by flues (Cic. Q. Fr. iii. 1. 1.); same as HYPOCAUSIS, under which an explanation and illustration are given.