wh-word
noun/ˌdʌbljuː ˈeɪtʃ wɜːd/
/ˌdʌbljuː ˈeɪtʃ wɜːrd/
(grammar)- a word such as ‘who’, ‘where’, ‘when’, ‘what’, ‘why’ or ‘how’
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wh-word
Definition of wh-word noun from the Oxford Advanced Learner's Dictionary