An XSL style sheet is an XML document containing elements that define the rules for the transformation of the source document to which it is applied. It refers to either a single element and its contents, or to a style sheet with all the style sheets that it loads using elements.
a file that describes how to display an XML document of a given type
an XML file in its own right
a set of rules that can be applied to a document to transform it, usually for presentation
a set of rules where each rule specifies how to format certain elements in the document
a text file, written in the XML mark-up language
Code that describes how an XML document should be rendered (displayed or printed).