Denoting a question; expressed in the form of a question; as, an interrogative sentence; an interrogative pronoun.
- Asking a question or being of the nature of a question: an interrogative raising of the eyebrows.
- Of, relating to, or being an element or construction used to ask a question: an interrogative adverb; an interrogative particle.
- A word or form used to ask a question.
- A sentence or an expression that asks a question.