Noun
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;
"problems of this type are very difficult to solve""he's interested in trains and things of that nature""matters of a personal nature"