In many programs, double-clicking on text selects[[selection (user interface)|select]]s an entire word.<ref>{{cite book |author=<!--Staff writer(s); no by-line.--> |url=https://developer.microsoft.com/en-us/windows/desktop/design/ |title=Design applications for the Windows desktop |chapter-url=https://msdn.microsoft.com/en-us/library/windows/desktop/dn742466(v=vs.85).aspx |chapter=Mouse and Pointers |publisher=[[Microsoft]] |access-date=2016-11-28 |archive-url=https://web.archive.org/web/20161129082848/https://developer.microsoft.com/en-us/windows/desktop/design/ |archive-date=2016-11-29 |url-status=dead }}</ref> (In [[X Window System|X Window]], it will also copy that piece of text into a [[Data buffer|buffer]] separate from the system clipboard, as with all selected text. The selected text is not also put into clipboard until an overt cut or copy action takes place. A person can retrieve the information from this buffer, which is not the system clipboard, later by pressing the middle mouse button.)
