Noun
The act of interrogating or questioning; examination by questions; inquiry.
A point, mark, or sign, thus [?], indicating that the sentence with which it is connected is a question. It is used to express doubt, or to mark a query. Called also interrogation point.
Source: Webster's dictionarythere was a question about my training Source: Internet
we made inquiries of all those who were present Source: Internet
he asked a direct question Source: Internet
he had trouble phrasing his interrogations Source: Internet
Abdel Hadi was also hesitant to take drastic measures against the army, especially in front of its chief of staff, who was present during the interrogation, and subsequently released Nasser. Source: Internet
According to the IG Report, the CIA, at least initially, could not always distinguish detainees who had information but were successfully resisting interrogation from those who did not actually have the information. Source: Internet