1. Asking a question or being of the nature of a question: an interrogative raising of the eyebrows.
2. Of, relating to, or being an element or construction used to ask a question: an interrogative adverb; an interrogative particle.
1. A word or form used to ask a question.
2. A sentence or an expression that asks a question.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.