Also see definition of "Changer" in Word Study
Changer
CHANGER [isbe]
CHANGER - chan'-jer (kollubistes, "money-changer," and so rendered Mt 21:12; Mk 11:15): A banker or other person who changes money at a fixed rate. Indignant at the profane traffic in the temple Jesus "poured out the changers' money" (Jn 2:15). So used only here. For fuller treatment see BANK; MONEY-CHANGERS.
Also see definition of "Changer" in Word Study