side-wheel ‧ er /ˈsaɪdˌwiːlə $ -ər/ BrE AmE noun [countable] American English
an old-fashioned type of ship which is pushed forward by a pair of large wheels at the sides SYN paddle steamer British English
side-wheel ‧ er /ˈsaɪdˌwiːlə $ -ər/ BrE AmE noun [countable] American English
an old-fashioned type of ship which is pushed forward by a pair of large wheels at the sides SYN paddle steamer British English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012