Synonym for febrifacient ... 1. Causing or favouring the development of fever. ... Synonym: febriferous, febrific. ... 2. Anything that produces fever. ... See: pyrogenic. ... Synonym: febricant. ... Origin: L. Febris, fever, + facio, to make ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973