0 present participle of leaven
1 to add a substance to bread or another food made with flour to make it increase in size when it is cooked
The foundation on which we build our post-war civilisation must contain a good leavening of spiritual matter.
That is why there is a continuing need for a substantial leavening of outsiders in the machinery of government.
It will be deciding policy, and it is just as well to have this leavening of people other than engineers taking part in its deliberations.
They are very good and excellent material, but what we want is maturity and a strong leavening of older men and men of longer service.
So much for the new spirit which we wish to see quickening and leavening our internal, economy, and particularly our fiscal policy.
One of the ways we will encourage them is by leavening our society with a lot more artists.
A leavening of graduates in the service would assist in this and in raising the level of achievement and the standard of the service.
A foreign leavening is desirable in any good university, but it should be a leavening and not a near take-over.
