Meaning of RECTANGULAR in English

RECTANGULAR

adj.1 a shaped like a rectangle. b having the base or sides or section shaped like a rectangle.

2 a placed at right angles. b having parts or lines placed at right angles.

Phrases and idioms:

rectangular coordinates coordinates measured along axes at right angles. rectangular hyperbola a hyperbola with rectangular asymptotes.

Derivatives:

rectangularity n. rectangularly adv.

Oxford English vocab.      Оксфордский английский словарь.