ˈplane geˌometry BrE AmE noun [uncountable]
the study of lines, shapes etc that are ↑ two-dimensional (=with measurements in only two directions, not three)
ˈplane geˌometry BrE AmE noun [uncountable]
the study of lines, shapes etc that are ↑ two-dimensional (=with measurements in only two directions, not three)
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012