Natural

Natural, nat′ū-ral, adj. pertaining to, produced by, or according to nature: inborn: not far-fetched: not acquired: tender: unaffected: in a state of nature, unregenerate: (math.) having 1 as the base of the system, of a function or number: illegitimate: (mus.) according to the usual diatonic scale.—n. an idiot: (mus.) a character ( [Image: Natural] ) which removes the effect of a preceding sharp or flat: a white key in keyboard musical instruments.—adj. Nat′ural-born, native.—n.pl. Naturā′lia, the sexual organs.—n. Naturalisā′tion.—v.t. Nat′uralise, to make natural or easy: to adapt to a different climate or to different conditions of life: to grant the privileges of natural-born subjects to.—ns. Nat′uralism, mere state of nature: a close following of nature, without idealisation, in painting, sculpture, fiction, &c.: the belief that natural religion is of itself sufficient; Nat′uralist, one who studies nature, more particularly zoology and botany: a believer in naturalism.—adj. Naturalist′ic, pertaining to, or in accordance with, nature: belonging to the doctrines of naturalism.—adv. Nat′urally.—n. Nat′uralness.—Natural history, originally the description of all that is in nature, now used of the sciences that deal with the earth and its productions—botany, zoology, and mineralogy, esp. zoology; Natural law, the sense of right and wrong which arises from the constitution of the mind of man, as distinguished from the results of revelation or legislation; Natural numbers, the numbers 1, 2, 3, and upwards; Natural order, in botany, an order or division belonging to the natural system of classification, based on a consideration of all the organs of the plant; Natural philosophy, the science of nature, of the physical properties of bodies: physics; Natural scale, a scale of music written without sharps or flats; Natural science, the science of nature, as distinguished from that of mind (mental and moral science), and from pure science (mathematics); Natural selection, a supposed operation of the laws of nature, the result of which is the 'survival of the fittest,' as if brought about by intelligent design; Natural system, a classification of plants and animals according to real differences in structure; Natural theology, or Natural religion, the body of theological truths discoverable by reason without revelation.