/ ˈpɜːdʒəri; NAmE ˈpɜːrdʒ-/ noun
[ U ] ( law ) the crime of telling a lie in court
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WORD ORIGIN
late Middle English : from Anglo-Norman French perjurie , from Latin perjurium false oath, from the verb perjurare swear falsely, from per- to ill effect + jurare swear.