jettison

 
Pronunciation: /ˈdʒɛtɪs(ə)n, -z(ə)n/

verb

[with object]
  • throw or drop (something) from an aircraft or ship: six aircraft jettisoned their loads in the sea
  • abandon or discard (someone or something that is no longer wanted): the scheme was jettisoned

noun

[mass noun]
  • the action of jettisoning something: [as modifier]: the jettison lever

Origin:

late Middle English (as a noun denoting the throwing of goods overboard to lighten a ship in distress): from Old French getaison, from Latin jactatio(n-), from jactare 'to throw' (see jet1). The verb dates from the mid 19th century