PROTRACTOR


Meaning of PROTRACTOR in English

/ prəˈtræktə(r); NAmE ; NAmE also proʊˈt-/ noun

an instrument for measuring and drawing angles, usually made from a half circle of clear plastic with degrees (0° to 180°) marked on it

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.