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officiate

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verb [intransitive/transitive] officiate pronunciation in British English /əˈfɪʃieɪt/
Word Forms
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present tense
I/you/we/theyofficiate
he/she/itofficiates
present participleofficiating
past tenseofficiated
past participleofficiated
  1. 2
    to be in charge of a game or competition and check that the players obey the rules
    officiate at:

    She has officiated at every major company event this year.

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