The OED is pretty widely regarded as an authority when it comes to defining terms. It doesn't tend to change very much over time for any given term, which is im

The OED is pretty widely regarded as an authority when it comes to defining terms. It doesn't tend to change very much over time for any given term, which is important, in contrast to a wiki. In my particular case, the wiki had three different definitions for "non-fiction" all written by different anonymous authors, all of which change frequently. perma.cc is a project to image hyperlink citations, but it doesn't stop judges from just screwing up.