departure (of a boat, plane); setting sail; leaving port; putting out to sea; takeoff
船は予定通り午前十時に出航した。
The ship departed on schedule at ten in the morning.
悪天候のため出航が延期された。
Departure was postponed due to bad weather.
出航前に全員の点呼が行われた。
A roll call of all members was conducted before departure.