formative cell formative • formatively · · · Info · Definitions · Synonyms · Characters · · formative cell · · Text Common · · Latin · · Scripts 14 · · Length 4 · · Syllables Definitions · · · (noun) a cell of an embryo. Synonyms: embryonic cell, formative cell. · · Noun Definition 1 Synonyms · · · embryonic cell · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076