1. of the essence - Adjective
2. of the essence - Adjective Satellite
of the greatest importance
Source: WordNetIt is not of the essence of mathematics to be conversant with the ideas of number and quantity. George Boole
It is of the essence of imaginative culture that is transcends the limits both of the naturally possible and of the morally acceptable. Northrop Frye
The effect of music is so very much more powerful and penetrating than is that of the other arts, for these others speak only of the shadow, but music of the essence. Arthur Schopenhauer
The intellectual ... may live for ideas, as I have said, but something must prevent him from living for one idea, from becoming obsessive or grotesque. Although there have been zealots whom we may still regard as intellectuals, zealotry is a defect of the breed and not of the essence. Richard Hofstadter
To be free is of the essence of every intellectual being. Jacques Maritain
The police are asking through the bedroom door, why did I make a batch of strawberry daiquiris before I called them? Because we were out of raspberries. Because, can't they see, it just does not matter. Time was not of the essence. Chuck Palahniuk