(~s)
1.
The ~ of something is its basic and most important characteristic which gives it its individual identity.
The ~ of consultation is to listen to, and take account of, the views of those consulted.
...the ~ of life...
N-UNCOUNT: usu N of n
•
You use in ~ to emphasize that you are talking about the most important or central aspect of an idea, situation, or event.
Though off-puttingly complicated in detail, local taxes are in ~ simple.
PHRASE: PHR with cl/group emphasis
•
If you say that something is of the ~, you mean that it is absolutely necessary in order for a particular action to be successful.
Speed was of the ~ in a project of this type.
= crucial
PHRASE: V inflects
2.
Essence is a very concentrated liquid that is used for flavouring food or for its smell.
...a few drops of vanilla ~.
N-MASS