transitive verb. 1 : to question formally and systematically. 2 : to give or send out a signal to (a device, such as a transponder) for triggering an appropriate response.

Why does interrogate mean?

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.

What interrogation means?

: the act of interrogating someone or something: such as. a : a formal and systematic questioning She conducted a skillful interrogation of the witness.