(This is largely unchanged from its source page in Wikipedia, which is a general-purpose encyclopedia. Not all of this page is exactly applicable to the Genealogy Wikia, which has a mixture of encyclopedic information and "non-notable" information and opinions about and from ordinary people and their researchers.)
the many redirect pages, which are used to re-route one page to another page automatically.
The standard definition used by the software at Wikipedia:Special:Statistics is: any page that is in the article namespace, is not a redirect page and contains at least one wiki link. The statistics software currently has no method of detecting disambiguation pages, however; nor does it disregard stubs (but in any case, many articles tagged as stubs are quite substantial) or stublists (lists templates with little or no content).