The meaning of WHY is for what cause, reason, or purpose. How to use why in a sentence.

You use why to introduce a relative clause after the word 'reason'. There's a reason why women don't read this stuff; it's not funny. Unless you're ill, there's no reason why you can't get those 15 minutes of walking in daily. Why is also an adverb.

When we ask for reasons in speaking, we can use the phrase why is that? In informal conversations we often say why’s that?: …

a. for what reason, purpose, or cause?: why are you here?. b. (used in indirect questions): tell me why you're here.

/waɪ/ IPA guide Other forms: whys Definitions of why noun the cause or intention underlying an action or situation, especially in the phrase `the whys and wherefores' synonyms: wherefore

Feb 9, 2025 · The word "why" is one of the most commonly used words in English, essential in questioning, reasoning, and exploring concepts. Its prevalence spans everyday conversation, academic settings, and formal inquiries, making it a cornerstone of communication.

Jul 23, 2025 · why (not comparable) (interrogative) For what cause, reason, or purpose. Introducing a complete question.

Why definition: For what purpose, reason, or cause; with what intention, justification, or motive.

Used to imply or suggest a negative assertion with the sense ‘there is no reason why..’; hence often expressing a protest, objection, or complaint (esp. with should).

an introductory expression of surprise, disagreement, indignation, etc: why, don't be silly! Etymology: Old English hwī; related to Old Norse hvī, Gothic hveileiks what kind of, Latin quī