If someone, especially a police officer, interrogates someone, they question them thoroughly for a long time in order to get some information from them. I interrogated everyone even slightly involved. = question + interrogator interrogators in·ter·ro·ga·tor I was well aware of what my interrogators wanted to hear. to ask someone a lot of questions for a long time in order to get information, sometimes using threats (past participle of interrogare, from rogare )
pose a series of questions to; "The suspect was questioned by the police"; "We questioned the survivor about the details of the explosion" transmit (a signal) for setting off an appropriate response, as in telecommunication