From Longman Dictionary of Contemporary Englishinterrogativein‧ter‧rog‧a‧tive1 /ˌɪntəˈrɒɡətɪv◂ $ -ˈrɑː-/ adjective 1 technicalSLG an interrogative sentence, pronoun etc asks a question or has the form of a question. For example, ‘who’ and ‘what’ are interrogative pronouns.2 written if someone gives you an interrogative look or uses an interrogative voice, they want to know the answer to a question SYN questioning —interrogatively adverb
Examples from the Corpus
interrogative• Convincing confirmation of this analysis is provided by the interrogative adverbs how and why in their use with the infinitive.• In negative and interrogative contexts, on the other hand, the event's taking place in time is denied or questioned.• She tipped her head towards the right-hand passage and lifted an interrogative eyebrow.• No sign of grammar here: no interrogative forms, modal verbs, question tags; no sentence at all.interrogativeinterrogative2 noun technical 1 → the interrogative2 [countable]SLG a word such as ‘who’ or ‘what’ that is used in asking questionsExamples from the Corpus
interrogative• So if imperatives and interrogatives express wishes and wonderings it is in a somewhat different sense. 3. 