water wheel
A large, cylindrical frame, with a series of vanes or buckets around the perimeter, that is rotated by flowing water; used to provide power, such as for a water mill; types include breast wheel, overshot wheel, lift water wheel, millwheel, undershot wheel. See also turbine, water motor. Photo from Peddler’s Village, Lahaska, Pennsylvania, 2023. (Bucher, 1996)