An article is a piece of writing that is published in a newspaper or magazine.

You can refer to objects as articles of some kind.

If you describe something as the genuine article, you are emphasizing that it is genuine, and often that it is very good.

An article of a formal agreement or document is a section of it which deals with a particular point.

Someone who is in articles is being trained as a lawyer or accountant by a firm with whom they have a written agreement.

In grammar, an article is a kind of determiner. In English, 'a' and 'an' are called the indefinite article, and 'the' is called the definite article .