What does "interrogation" mean?

Interrogation: A question put; an inquiry.

Additional senses

  1. 2.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. Note: In works printed in the Spanish language this mark is not only placed at the end of an interrogative sentence, but is also placed, inverted [as thus (¿)], at the beginning.

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