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Definition of jettison verb from the Oxford Advanced Learner's Dictionary

jettison

verb
 
/ˈdʒetɪsn/
 
/ˈdʒetɪsn/
Verb Forms
present simple I / you / we / they jettison
 
/ˈdʒetɪsn/
 
/ˈdʒetɪsn/
he / she / it jettisons
 
/ˈdʒetɪsnz/
 
/ˈdʒetɪsnz/
past simple jettisoned
 
/ˈdʒetɪsnd/
 
/ˈdʒetɪsnd/
past participle jettisoned
 
/ˈdʒetɪsnd/
 
/ˈdʒetɪsnd/
-ing form jettisoning
 
/ˈdʒetɪsnɪŋ/
 
/ˈdʒetɪsnɪŋ/
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  1. jettison something to throw something out of a moving plane or ship to make it lighter
    • to jettison fuel
    Topics Transport by waterc2
  2. jettison something/somebody to get rid of something/somebody that you no longer need or want synonym discard
    • He was jettisoned as team coach after the defeat.
  3. jettison something to reject an idea, a belief, a plan, etc. that you no longer think is useful or likely to be successful synonym abandon
  4. Word Originlate 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’, frequentative of jacere ‘to throw’. The verb dates from the mid 19th cent.
See jettison in the Oxford Advanced American Dictionary
trait
noun
 
 
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