https://www.etymonline.com/word/mastodon
> This is a map of the wheel-ruts of modern English. Etymologies are not definitions; they're explanations of what our words meant and how they sounded 600 or 2,000 years ago.
Origins and historical evolutions of English words.
@theamazingweb
https://www.etymonline.com/columns/post/bio
This "who did this" page is also a pretty interesting read. My favourite part:
> Some people call [Etymonline] a gem. If it is, it's a pearl: The accidental production of an irritated oyster.