leavening   (TTS Sound)

The leavening has 2 Senses.

• leavening, leaven
• an influence that works subtly to lighten or modify something; "his sermons benefited from a leavening of humor"
• 微妙に働いて、物事を輝かせたり変化させる影響

• leavening, leaven
• 膨張剤
• a substance used to produce fermentation in dough or a liquid
• パン生地や液体において発酵を引き起こすのに用いられる物質