Simple past tense and past participle of longlist.(verb)
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Use "longlisted" in a sentence
"Even making numerous notable lists even being longlisted for the Sir Richard Chranium shortlisted notable stories published electronically from May 7-May 8, 2011 did not bring him out of hiding."
"Guardian Fiction Award, The Paper Eater (2000), and War Crimes for the Home (2002) which was longlisted for the Orange Prize and is currently being adapted for the stage."
"Andrea Levy begins her Booker-longlisted novel, The Long Song, with a consideration of how a story moves from speech to page"