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Definition

noun

The scientific study of phenomena or laws of the physical world.

Supplement

Natural science includes physics, chemistry, biology and other cross-disciplines. Mathematics, statistics, and computer science may not be regarded as natural sciences but they are essential tools and framework in natural sciences.

Word origin: Middle English, from Old French, from Latin nātūrālis, from nātūra, nature; science (see science).

See also: biology.