n.
1.the essential qualities or characteristics by which something is recognized
2.a causal agent creating and controlling things in the universe
3.the natural physical world including plants and animals and landscapes etc.
4.the complex of emotional and intellectual attributes that determine a person's characteristic actions and reactions
5.a particular type of thing
Idiom of the Day
think twice (about something)
to think very carefully about something
"You should think twice before you quit your job."