departure : Idioms & Phrases

noun a tax that is levied when you are departing a country by land or sea or air

noun the time at which a public conveyance is scheduled to depart from a given point of origin
departure time.

noun a place from which an enterprise or expedition is launched
jumping-off place.
- one day when I was at a suitable jumping-off place I decided to see if I could find him
- my point of departure was San Francisco
noun a beginning from which an enterprise is launched
springboard; jumping-off point.
- he uses other people's ideas as a springboard for his own
- reality provides the jumping-off point for his illusions
- the point of departure of international comparison cannot be an institution but must be the function it carries out

noun the time at which a public conveyance is scheduled to depart from a given point of origin
departure time.

(Nav. & Surv.), to ascertain, usually by taking bearings from a landmark, the position of a vessel at the beginning of a voyage as a point from which to begin her dead reckoning; as, the ship took her departure from Sandy Hook.