■ noun a branch of science which deals with the physical world, e.g. physics, chemistry, geology, biology.
↘the branch of knowledge which deals with the study of the physical world.
■ noun a branch of science which deals with the physical world, e.g. physics, chemistry, geology, biology.
↘the branch of knowledge which deals with the study of the physical world.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004