verb (used with object), in·ter·ro·gat·ed, in·ter·ro·gat·ing.

to ask questions of (a person), sometimes to seek answers or information that the person questioned considers personal or secret.
to examine by questions; question formally: The police captain interrogated the suspect.

verb (used without object), in·ter·ro·gat·ed, in·ter·ro·gat·ing.

to ask questions, especially formally or officially: the right to interrogate.

Origin of interrogate

1475–85; < Latin interrogātus past participle of interrogāre to question, examine, equivalent to inter- inter- + rogā(re) to ask + -tus past participle suffix
Related formsin·ter·ro·ga·ble [in-ter-uh-guh-buhl] /ɪnˈtɛr ə gə bəl/, adjectivein·ter·ro·gat·ing·ly, adverbin·ter·ro·gee [in-ter-uh-gee] /ɪnˌtɛr əˈgi/, nounre·in·ter·ro·gate, verb, re·in·ter·ro·gat·ed, re·in·ter·ro·gat·ing.un·in·ter·ro·ga·ble, adjectiveun·in·ter·ro·gat·ed, adjective

Synonyms for interrogate

1. query. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for interrogate

Contemporary Examples of interrogate

Historical Examples of interrogate

  • Simba next called to Mali-ya-bwana to interrogate the other prisoner apart.

    The Leopard Woman

    Stewart Edward White

  • At last Salvat rose, and the presiding judge began to interrogate him.

  • Let us place them in a class with our previous opponents, and interrogate both of them at once.



  • Let us interrogate the great apparition, that shines so peacefully around us.


    Ralph Waldo Emerson

  • "Let us interrogate the ones who are here," suggested Lépine.

    The Destroyer

    Burton Egbert Stevenson

British Dictionary definitions for interrogate



to ask questions (of), esp to question (a witness in court, spy, etc) closely
Derived Formsinterrogatingly, adverb

Word Origin for interrogate

C15: from Latin interrogāre to question, examine, from rogāre to ask
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for interrogate

late 15c., a back-formation from interrogation, or else from Latin interrogatus, past participle of interrogare "to ask, question" (see interrogation). Related: Interrogated; interrogating.

Online Etymology Dictionary, © 2010 Douglas Harper