interrogative

UK: /ˌɪntəˈrɒgətɪv/ US: /ˌɪntəˈrɑgətɪv/ ,(in′tə rog′ə tiv)

WordReference Random House Learner's Dictionary of American English © 2025

in•ter•rog•a•tive /ˌɪntəˈrɑgətɪv/   adj. 

1. of, relating to, forming, making up, or used in a question:
   There is an interrogative pronoun, what, in the interrogative sentence: What do you want?

n. [countable]

2. Grammar an interrogative word, particle, or construction, as
   who, what, which.

WordReference Random House Unabridged Dictionary of American English © 2025

in•ter•rog•a•tive  (in′tə rog′ə tiv), adj. 

1. of, pertaining to, or conveying a question.
2. Grammar forming, constituting, or used in or to form a question:
   an interrogative pronoun, suffix, particle, or sentence.

n. 

3. Grammar an interrogative word, element, or construction, as who? and what?

• Late Latin interrogātīvus. See interrogate, -ive
• 1510–20

in′ter•rog′a•tive•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

interrogative / ˌɪntəˈrɒɡətɪv/ adjective

1. asking or having the nature of a question
2. denoting a form or construction used in asking a question
3. denoting or belonging to a class of words, such as which and whom, that are determiners, adjectives, or pronouns and serve to question which individual referent or referents are intended
   Compare demonstrative, relative

noun

1. an interrogative word, phrase, sentence, or construction
2. a question mark

ˌinterˈrogatively adverb