/ ɪnˈkwɪzɪtə(r); NAmE / noun
1.
a person who asks a lot of difficult questions, especially in a way that makes you feel threatened
2.
an officer of the Inquisition of the Roman Catholic Church
► in·quisi·tor·ial / ɪnˌkwɪzəˈtɔːriəl; NAmE / adjective :
He questioned her in a cold inquisitorial voice.
► in·quisi·tor·ial·ly adverb
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WORD ORIGIN
late Middle English : from French inquisiteur , from Latin inquisitor , from the verb inquirere (based on quaerere seek)