1. the essential qualities or characteristics by which something is recognized
- it is the nature of fire to burn
- the true nature of jealousy
2. a causal agent creating and controlling things in the universe
- the laws of nature
- nature has seen to it that men are stronger than women
3. the natural physical world including plants and animals and landscapes etc.
- they tried to preserve nature as they found it
4. the complex of emotional and intellectual attributes that determine a person's characteristic actions and reactions
- it is his nature to help others
5. a particular type of thing
- he's interested in trains and things of that nature
- matters of a personal nature
1. (obsolete) To endow with natural qualities.