/ ˌdekəˈhiːdrən; NAmE ; BrE also -ˈhed-/ noun
( geometry ) a solid shape with ten straight sides and ten angles
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WORD ORIGIN
early 19th cent.: from deca- ten + -hedron , on the pattern of words such as polyhedron .
/ ˌdekəˈhiːdrən; NAmE ; BrE also -ˈhed-/ noun
( geometry ) a solid shape with ten straight sides and ten angles
••
WORD ORIGIN
early 19th cent.: from deca- ten + -hedron , on the pattern of words such as polyhedron .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005