the material world, esp. as surrounding humankind and existing independently of human activities.
2.
the natural world as it exists without human beings or civilization.
3.
the elements of the natural world, as mountains, trees, animals, or rivers.
4.
natural scenery.
5.
the universe, with all its phenomena.
6.
the sum total of the forces at work throughout the universe.
7.
reality, as distinguished from any effect of art: a portrait true to nature.
8.
the particular combination of qualities belonging to a person, animal, thing, or class by birth, origin, or constitution; native or inherent character: human nature.
9.
the instincts or inherent tendencies directing conduct: a man of good nature.
10.
character, kind, or sort: two books of the same nature.
11.
characteristic disposition; temperament: a self-willed nature; an evil nature.
12.
the original, natural, uncivilized condition of humankind.
13.
the biological functions or the urges to satisfy their requirements.
14.
a primitive, wild condition; an uncultivated state.
15.
a simple, uncluttered mode of life without the conveniences or distractions of civilization: a return to nature.
16.
(initial capital letter,italics) a prose work (1836), by Ralph Waldo Emerson, expounding transcendentalism.
17.
Theology. the moral state as unaffected by grace.
—Idioms
18.
by nature, as a result of inborn or inherent qualities; innately: She is by nature a kindhearted person.
19.
in a state of nature,
a.
in an uncivilized or uncultured condition.
b.
without clothes; nude; naked.
20.
of or in the nature of, having the character or qualities of: in the nature of an apology.
[Origin: 1200–50; ME natur(e) < OF < L nātūra conditions of birth, quality, character, natural order, world, equiv. to nāt(us) (ptp. of nāscī to be born) + -ūra-ure]
International Union for the Conservation of Nature and Natural Resources (IUCN) or World Conservation Union, international organization founded in 1948 to encourage the preservation of wildlife, natural environments, and living resources. Its members include private individuals, nongovernmental organizations and governments. The IUCN promotes research in the preservation of threatened species, ecology, sustainable development, and environmental law, education, and training.
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