co-optation co-optate • co-optative · · · Info · Definitions · Synonyms · Characters · · co-optation · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) the selection of a new member (usually by a vote of the existing membership). Synonyms: co-option. · · Noun Definition 1 (noun) the act of appointing summarily (with or without the appointee's consent). Synonyms: co-option. · · Noun Definition 2 Synonyms · · · co-option · · Synonym 1 Characters · · - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074