GEARWHEEL
Meaning of GEARWHEEL in English
/ ˈgɪəwiːl; NAmE ˈgɪrwiːl/ noun
a wheel in a set of gears, that has pointed parts called teeth around the edge
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005