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

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

You use why in questions when you ask about the reasons for something. Why hasn't he brought the bill? Why didn't he stop me? Why can't I remember the exact year we married?

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

Jan 20, 2026 · Adverb why (not comparable) (interrogative) For what cause, reason, or purpose. Introducing a complete question.

Feb 9, 2025 · The word "why" is essential for seeking understanding, clarifying reasons, and expressing curiosity or surprise. Its applications span everyday conversation, academic exploration, and …

Examples from books and articles Mrs. Curtis asks, “And why is this a big deal? What did that research lead to?”

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

WHY definition: for what? for what reason, cause, or purpose?. See examples of why used in a sentence.

WHY meaning: 1 : for what reason or purpose; 2 : used to offer a suggestion or to say that a course of action is not necessary