Fer ‧ ris wheel /ˈferəs ˌwiːl, ˈferɪs ˌwiːl/ BrE AmE noun [countable] especially American English
[ Date: 1800-1900 ; Origin: G. W. G. Ferris (1859-96), US engineer ]
a very large upright wheel with seats on it for people to ride on in an ↑ amusement park SYN big wheel British English