noun
a diagram consisting of a circle that is divided into sections to show the size of particular amounts in relation to the whole
••
WORD ORIGIN
1920s: because of the resemblance of the graph to a pie divided into portions.
noun
a diagram consisting of a circle that is divided into sections to show the size of particular amounts in relation to the whole
••
WORD ORIGIN
1920s: because of the resemblance of the graph to a pie divided into portions.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005