单词	jettison
释义	jettisonjet‧ti‧son /ˈdʒetəsən, -zən/ verb [transitive] Word Origin WORD ORIGINjettison Origin: 1400-1500 Anglo-French getteson, from Old French getaison ‘act of throwing’, from getter; ➔ JET2 Verb Table VERB TABLE jettison Simple Form Present I, you, we, they jettison he, she, it jettisons Past I, you, he, she, it, we, they jettisoned Present perfect I, you, we, they have jettisoned he, she, it has jettisoned Past perfect I, you, he, she, it, we, they had jettisoned Future I, you, he, she, it, we, they will jettison Future perfect I, you, he, she, it, we, they will have jettisoned Continuous Form Present I am jettisoning he, she, it is jettisoning you, we, they are jettisoning Past I, he, she, it was jettisoning you, we, they were jettisoning Present perfect I, you, we, they have been jettisoning he, she, it has been jettisoning Past perfect I, you, he, she, it, we, they had been jettisoning Future I, you, he, she, it, we, they will be jettisoning Future perfect I, you, he, she, it, we, they will have been jettisoning Examples EXAMPLES FROM OTHER DICTIONARIES Berger jettisoned much of the original movie plot. One crew member accidentally jettisoned half of the plane's fuel. EXAMPLES FROM THE CORPUS By doing so they have jettisoned a solidarity that could have united them against the invader alien to them both. Even the propeller and engine are jettisoned when the sperm meets the egg; only the nucleus travels farther. He jettisoned his parachute but died after his reserve chute failed to open in time. Neighbours, the show that was her launch pad, might have to be jettisoned. Since career development is mandated by state and federal categorical funds, the program is impossible to jettison. The rockets fire for two minutes at launch before they are jettisoned from the shuttle to parachute into the sea. When the time came to jettison the launch escape tower and the boost cover the charges would fire, breaking the bolts. 1to get rid of something or decide not to do something any longer:  The scheme was jettisoned when the government found it too costly.2to throw things away, especially from a moving plane or ship
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