ˈtraining wheel BrE AmE noun [C, usually plural] American English
a small wheel that is fastened to the back of a young child’s bicycle to make it more steady SYN stabilizer British English
ˈtraining wheel BrE AmE noun [C, usually plural] American English
a small wheel that is fastened to the back of a young child’s bicycle to make it more steady SYN stabilizer British English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012