Simple past tense and past participle of jettison.(verb)
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Use "jettisoned" in a sentence
"FROM MTV. COM: Well before a rebooted "Spider-Man" hits theaters in 2012, we'll get a chance to meet a brand-new Peter Parker †some lucky actor plucked to replace Tobey Maguire now that the 34-year-old and director Sam Raimi have been jettisoned from the franchise."
"The Senate primary had not yet heated up when Crist turned to his former chief of staff and campaign manager to finish the Senate term jettisoned by Mel Martinez, who resigned in September to spend more time with his family."
"Falling in the ‘not-at-all-surprising’ category is the news that Mae Whitman’s deaf sister has been jettisoned from the BIONIC WOMAN pilot."