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