'Natural' is defined as "of or relating to nature"; this applies to both definitions of 'nature': 'essence' ("one's true nature") and 'the untouched world' ("force of nature").

• The natural sciences such as physics, chemistry etc. Natural history is a category for the study of the history of living things.
• Naturalism (Philosophy): the philosophical stance based on materialism and pragmatism, that rejects the validity of explanations or theories making use of entities inaccessible to natural science (see supernatural).
• Natural selection in evolution
• A Natural law is a legal concept.
• The Natural Law Party is the political arm of the Transcendental Meditation movement. See also United States Natural Law Party.
• Natural monopoly, Natural capital and Natural Capitalism are terms in economics.
• In music, 'Natural'(♮) is used to describe the notes A, B, C, D, E, F, and G, as opposed to the sharps/flats.
• Natural language is contrasted against constructed languages such as Esperanto and computer languages. See also natural language processing in computer science.
• Mathematical meanings include
  • A natural number, i.e. 1,2,3,...
  • The natural logarithm is the logarithm to base e.
  • A natural transformation or functor, is a concept in category theory.
• In physics, the Planck units are also called Natural units. Natural abundance refers to the elements.

Other pages with the word natural include Natural health, Natural environment, Natural theology, Natural deduction, Natural satellite, Natural resource, Natural disaster, Natural family planning, Pliny's Natural History, Natural semantic metalanguage, Natural arch, , and Natural childbirth.