messenger rna messenger cable • messengership · · · Info · Definitions · Synonyms · Characters · · messenger rna · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) the template for protein synthesis; the form of RNA that carries information from DNA in the nucleus to the ribosome sites of protein synthesis in the cell. Synonyms: messenger RNA, mRNA, template RNA, informational RNA. · · Noun Definition 1 Synonyms · · · mrna · · Synonym 1 template rna · · Synonym 2 informational rna · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073