jettison (verb) - to remove something unnecessary or undesired; to abandon or throw from a vessel or aircraft [jet-uh-suhn]
BREAKDOWN: JET- (throw) + -ISON (act)
jetsam describes those objects jettisoned from a vessel or aircraft (whereas flotsam describes the wreckage of a vessel or aircraft)
“During the great storms of our lives, we imitate those captains who jettison their weightiest cargo.” —Honore de Balzac
Great word to add to your advanced English range of vocabulary ....