Natural is often used meaning "good", "healthy", or "belonging to human nature". This use can be questioned, as many freely growing plants are poisonous, for example.
- Natural (♮), in music, are the Note s A, B, C, D, E, F, and G, as opposed to the Sharp s/ Flat s.
- Иatural, an album by Japanese Alternative Rock group Orange Range
- Natural Abundance , in physics, the relative quantities of isotopes found in nature
- Natural Arch , naturally occurring rock formation
- Natural Capital , in economics, the naturally occurring resources in the earth's biosphere
- Natural Capitalism , a set of economic reforms to reward efficiency
- Natural Childbirth , childbirth with minimal medical intervention
- Natural Deduction , in mathematics, a class of foundational approaches to proofs
- Natural Disaster , such as earthquakes, huricanes, etc
- Natural Environment , an environment on earth or elsewhere not primarily of human creation
- Natural Family Planning , contraceptive methods permitted by the Catholic Church
- Natural Food Movement , a Diet emphasizing unprocessed food
- Natural Footed , in surfing, left foot forward
- Natural History , a broad term for the study of living things
- Natural History (disambiguation) , for various works titled ''Natural History''
- Natural Language , human language spoken natively, as opposed to purely constructed languages
- Natural Language Processing , in computer science, computer comprehension of human language
- Natural Law , in law or morals, system of justice conceived as independent of current political order
- Natural Law Party , the political arm of the Transcendental Meditation movement
- Natural Logarithm , in mathematics, Logarithm to base E
- Natural Monopoly , in economics, a monopoly persisting for fundamental economic reasons
- Natural Number , in mathematics, numbers 1,2,3,...
- Natural Programming Language
- Natural Resource , naturally occurring commodities valued in their (relatively) unprocessed form
- Natural Satellite , a moon or similar naturally occurring planetary satellite
- Natural Science , study of the non-human aspects of the world
- Natural Selection , alteration of biological populations over time (one of the foundations of the theory of evolution)
- Natural Semantic Metalanguage , in linguistics, an approach to semantic analysis
- Natural Theology , theology based on reason and experience
- Natural Transformation , in mathematics, a means of transforming functors in category theory
- Natural Units , in physics, a set of measurement units, originally proposed by Max Planck
- Naturalism (philosophy) , stances deriving from materialism and pragmatism
- United States Natural Law Party , a political arm of the Transcendental Meditation movement
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