Sasquatch is a large, hairy, humanlike creature believed by some people to exist in the northwestern United States and western Canada. It seems to represent the North American counterpart of the Himalayan region’s mythical monster, the Abominable Snowman, or Yeti.| Encyclopedia Britannica
"The Editors of Encyclopaedia Britannica" is identified as a contributor. What does that mean? You will notice that many of the encyclopedic articles on this site are attributed in full or in part to the Editors of Encyclopaedia Britannica. The vast majority of articles attributed solely to the editors have been written, reviewed, or revised by external advisers and experts, and the lack of formal acknowledgment of their contributions was an editorial policy dating to the 1970s. In the absenc...| Encyclopedia Britannica
a story coming down from the past; especially : one popularly regarded as historical although not verifiable; a body of such stories; a popular myth of recent origin… See the full definition| www.merriam-webster.com
accused but not proven or convicted; asserted to be true or to exist; questionably true or of a specified kind : supposed, so-called… See the full definition| www.merriam-webster.com