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
tough row to hoe
a difficult task to undertake
Learning written Chinese was a tough row to hoe for the university students.