I . n.
1.
Yeast, ferment, barm, fermenting substance.
2.
Pervading influence.
II . v. a.
1.
Produce or excite fermentation in, ferment, raise, lighten.
2.
Imbue, pervade, permeate, tinge, color, inspire, elevate, lift.
3.
Imbue, infect, vitiate, taint.