Lewis Short
effector (noun M) : id.
* An effecter, producer, author (a Ciceronian word), Cic. Univ. 5 fin.; id. Div. 2, 26; id. de Or. 1, 33, 150 (quoted in Quint. 10, 3, 1; for which,perfector,Cic. de Or. 1, 60 fin.).
Charlton T. Lewis, Charles Short, A Latin Dictionary