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Nature | Definition of nature by Merriam-Webster
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Dictionary

nature

noun na·ture \ˈnā-chər\

: the physical world and everything in it (such as plants, animals, mountains, oceans, stars, etc.) that is not made by people

: the natural forces that control what happens in the world

: the way that a person or animal behaves : the character or personality of a person or animal

Full Definition of NATURE

1
a :  the inherent character or basic constitution of a person or thing :  essence
b :  disposition, temperament
2
a :  a creative and controlling force in the universe
b :  an inner force or the sum of such forces in an individual
3
:  a kind or class usually distinguished by fundamental or essential characteristics <documents of a confidential nature> <acts of a ceremonial nature>
4
:  the physical constitution or drives of an organism; especially :  an excretory organ or function —used in phrases like the call of nature
5
:  a spontaneous attitude (as of generosity)
6
:  the external world in its entirety
7
a :  humankind's original or natural condition
b :  a simplified mode of life resembling this condition
8
:  the genetically controlled qualities of an organism
9
:  natural scenery
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Examples of NATURE

  1. He devoted himself to the study of nature.
  2. That is a color not found in nature.
  3. Hunger is nature's way of telling you to eat.
  4. Gravity is one of the basic laws of nature.
  5. The differences in their natures was easy to see.
  6. She's very competitive by nature.

Origin of NATURE

Middle English, from Middle French, from Latin natura, from natus, past participle of nasci to be born — more at nation
First Known Use: 14th century

Synonym Discussion of NATURE

type, kind, sort, nature, description, character mean a number of individuals thought of as a group because of a common quality or qualities. type may suggest strong and clearly marked similarity throughout the items included so that each is typical of the group <one of three basic body types>. kind may suggest natural grouping <a zoo seemingly having animals of every kind>. sort often suggests some disparagement <the sort of newspaper dealing in sensational stories>. nature may imply inherent, essential resemblance rather than obvious or superficial likenesses <two problems of a similar nature>. description implies a group marked by agreement in all details belonging to a type as described or defined <not all acts of that description are actually illegal>. character implies a group marked by distinctive likenesses peculiar to the type <research on the subject so far has been of an elementary character>.
NATURE Defined for Kids

nature

noun na·ture \ˈnā-chər\

Definition of NATURE for Kids

1
:  the physical world and everything in it <It is one of the most beautiful creatures found in nature.>
2
:  natural scenery or surroundings <We took a hike to enjoy nature.>
3
:  the basic character of a person or thing <Scientists studied the nature of the new substance.>
4
:  natural feelings :  disposition, temperament <She has a generous nature.>
5
:  1sort 1, type <What is the nature of your problem?>
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