culture medium culture hero • culture mixing · · · Info · Definitions · Synonyms · Characters · · culture medium · · Text Common · · Latin · · Scripts 14 · · Length Definitions · · · (noun) (bacteriology) a nutrient substance (solid or liquid) that is used to cultivate micro-organisms. Synonyms: medium. · · Noun Definition 1 Synonyms · · · culture · · Synonym 1 civilization · · Synonym 2 civilisation · · Synonym 3 acculturation · · Synonym 4 polish · · Synonym 5 refinement · · Synonym 6 cultivation · · Synonym 7 finish · · Synonym 8 Characters · · space U+0020 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075