The reason for something is a fact or situation which explains why it happens or what causes it to happen. Who would have a reason to want to kill her? [NOUN to-infinitive] ...the reason why Italian tomatoes have so much flavour. The only reason I went was because I was told to. My parents came to Germany for business reasons.

The meaning of REASON is a statement offered in explanation or justification. How to use reason in a sentence. Synonym Discussion of Reason.

to think or argue in a logical manner. to form conclusions, judgments, or inferences from facts or premises. to urge reasons which should determine belief or action. Synonyms: persuade

This article lists the most common reasons why people pay too much tax. Tom's problem was that he lacked confidence; Ed failed for precisely the opposite reason.

1. To determine or conclude by logical thinking: The doctor reasoned that the patient had a virus. 2. To persuade or dissuade (someone) with reasons: "You boast ... of having reasoned him out of his absurd romance" (William Makepeace Thackeray).

1. purpose, end, aim, object, objective. Reason, cause, motive are terms for a circumstance (or circumstances) which brings about or explains certain results. A reason is an explanation of a situation or circumstance which made certain results seem possible or appropriate: The reason for the robbery was the victim's display of his money.