Definition of "contentiously" []

• In a contentious manner (adverb)

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• "He followed his London 2012 success by helping Rio de Janeiro win the 2016 Olympics and, most contentiously, masterminded Qatar's 2022 World Cup bid victory."
• "Lewis was one of the first to popularize this ‘lexical turn’ in applied linguistics, and he did so energetically, if, at times, contentiously."
• "Italy had a total of five goals contentiously ruled out over the course of the tournament."