the act or an instance of departing
the act or an instance of going away
(also used before a noun) the setting off of an aircraft from an airport, a train from a station, etc
the departure gate
(usu + from) deviation or divergence from a straight or prescribed course, a customary way of behaving, etc, or an instance of this
the distance due east or west travelled by a ship in its course
a new departure
a course of action, line of business, etc different from any previously pursued