from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An agent that causes rising, fermentation, or ferment; leaven.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. made light by aeration
  • n. a leavening agent

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of making light, or causing to ferment, by means of leaven.
  • n. That which leavens or makes light.

from The Century Dictionary and Cyclopedia

  • n. The act of making light by means of leaven; the act of exciting fermentation in anything.
  • n. That which leavens or makes light.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a substance used to produce fermentation in dough or a liquid
  • n. an influence that works subtly to lighten or modify something


Sorry, no etymologies found.


  • The men were mostly Swiss, but with a leavening from the German states, and they were a sober, steady battalion that Wellesley planned to lead to the Inner Palace to protect its contents and its harem from the ravages of the attackers.

    Sharpe's Tiger

  • Ministers are employed in leavening places, in leavening souls, with the gospel.

    Commentary on the Whole Bible Volume V (Matthew to John)

  • Regarding the coconut cake, all the ingredients technically are kosher for Passover, but it hasn't been _certified_ basically, a rabbi checks to make sure that it's been made on equipment that's been completely cleansed of all leavening aka chametz.

    Passover these Wrecks

  • -- That but one man, and he with one leg, should have such ill power given him; his one sour word leavening into congenial sourness (as, to my knowledge, it did) the dispositions, before sweet enough, of a numerous company.

    The Confidence-Man

  • Jr. wrote to Dennett, "I am in entire sympathy with the idea of leavening the loaf."


  • So he should have a note of kind of leavening here.

    CNN Transcript Jul 14, 2002

  • But the circle doesn't allow room for notes on some finesse elements for these prepartions, such as mixing method, how much salt, what kind of leavening, possible variations.

  • As war novels go, it's a departure from the norm, leavening the gruesome depictions of combat with jokes, proverbs and stories from the lives the soldiers left behind.

    The King's Rifle: Summary and book reviews of The King's Rifle by Biyi Bandele.

  • But they also understood that the danger of too much government is matched by the perils of too little; that without the leavening hand of wise policy, markets can crash, monopolies can stifle competition, and the vulnerable can be exploited.

    Archive 2009-09-01

  • I leavened the dough with baking soda and cream of tartar in place of baking powder (although cream of tartar is often the main component in baking powder) because that is the traditional leavening combination for snickerdoodles.

    Baking Bites » Print » Snickerdoodle Scones


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