What is the meaning of leaven?

noun

  • A substance used to produce fermentation in dough or a liquid.
  • An influence that works subtly to lighten or modify something.
    • usage: "his sermons benefited from a leavening of humor"

verb

  • Cause to puff up with a leaven.
    • usage: "unleavened bread"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). leaven. Retrieved September 20, 2026, from http://smartdefine.org/leaven/definitions/1214432
ChicagoWordNet. 2010. "leaven" http://smartdefine.org/leaven/definitions/1214432 (accessed September 20, 2026).
HarvardWordNet 2010, leaven, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/leaven/definitions/1214432>.
MLAWordNet. "leaven" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/leaven/definitions/1214432>
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