So why do we hear so many professors describe their pupils as hostile to learning, with a leavening of indolence?
The leaven, silently but surely, was leavening the surrounding mass.
The mass is leavened only by the leavening of the separate units.
All this time Rome was leavening the nations who had conquered her.
A little leaven is leavening the whole mass for other bread.
There was a leavening of women in this male mass of loggers, fishermen, and what-not.
The only way the associated life of such a community can be radically improved is by the leavening of the inert popular mass.
No leavening except the eggs is used in the recipe for cake of this kind.
As is known by this time, leavening agents are the materials used to leaven, or make light, any kind of flour mixture.
Formerly, it was the custom to mix these leavening substances in this way, and then to add them to the other ingredients.
c.1400, from leaven (n.). Related: Leavened; leavening.
mid-14c., from Old French levain "leaven, sourdough" (12c.), from Latin levamen "alleviation, mitigation," but used in Vulgar Latin in its literal sense of "a means of lifting, something that raises," from levare "to raise" (see lever). Figurative use from late 14c.
