the study of evidence tending to substantiate the existence of, or the search for, creatures whose reported existence is unproved, as the Abominable Snowman or the Loch Ness monster.
cryp·to·zo·ol·o·gy (krĭp'tō-zō-ŏl'ə-jē) n. The study of creatures, such as the Sasquatch, whose existence has not been substantiated. cryp'to·zo'o·log'i·cal (-zō'ə-lŏj'ĭ-kəl) adj., cryp'to·zo·ol'o·gist n.