¹ Source: wiktionary.com
Medical Definition of Eugonic
1. A term used to indicate that the growth of a bacterial culture is rapid and relatively luxuriant; used especially in reference to the growth of cultures of the human tubercle bacillus (Mycobacterium tuberculosis). See: dysgonic. Origin: G. Eugonos, productive, fr. Eu, well, + gonos, seed, offspring (05 Mar 2000)