leaven

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leav·en

(lĕv′ən)
n.
1. An agent, such as yeast, that causes batter or dough to rise, especially by fermentation.
2. An element, influence, or agent that works subtly to lighten, enliven, or modify a whole.
tr.v. leav·ened, leav·en·ing, leav·ens
1. To add a rising agent to.
2. To cause to rise, especially by fermentation.
3. To pervade with a lightening, enlivening, or modifying influence.

[Middle English, from Old French levain, from Vulgar Latin *levāmen, from Latin levāre, to raise; see legwh- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

leaven

(ˈlɛvən)
n
1. (Elements & Compounds) any substance that produces fermentation in dough or batter, such as yeast, and causes it to rise
2. (Elements & Compounds) a piece of such a substance kept to ferment a new batch of dough
3. an agency or influence that produces a gradual change
vb (tr)
4. to cause fermentation in (dough or batter)
5. to pervade, causing a gradual change, esp with some moderating or enlivening influence
[C14: via Old French ultimately from Latin levāmen relief, (hence, raising agent, leaven), from levāre to raise]
ˈleavener n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

leav•en

(ˈlɛv ən)
n.
1. a substance, as yeast or baking powder, that causes fermentation and expansion of dough or batter.
2. fermented dough reserved for producing fermentation in a new batch of dough.
3. an element that produces an altering or transforming influence.
v.t.
4. to add leaven to (dough or batter) and cause to rise.
5. to permeate with an altering or transforming element.
[1300–50; Middle English levain < Anglo-French, Old French levain < Vulgar Latin *levāmen]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

leaven


Past participle: leavened
Gerund: leavening

Imperative
leaven
leaven
Present
I leaven
you leaven
he/she/it leavens
we leaven
you leaven
they leaven
Preterite
I leavened
you leavened
he/she/it leavened
we leavened
you leavened
they leavened
Present Continuous
I am leavening
you are leavening
he/she/it is leavening
we are leavening
you are leavening
they are leavening
Present Perfect
I have leavened
you have leavened
he/she/it has leavened
we have leavened
you have leavened
they have leavened
Past Continuous
I was leavening
you were leavening
he/she/it was leavening
we were leavening
you were leavening
they were leavening
Past Perfect
I had leavened
you had leavened
he/she/it had leavened
we had leavened
you had leavened
they had leavened
Future
I will leaven
you will leaven
he/she/it will leaven
we will leaven
you will leaven
they will leaven
Future Perfect
I will have leavened
you will have leavened
he/she/it will have leavened
we will have leavened
you will have leavened
they will have leavened
Future Continuous
I will be leavening
you will be leavening
he/she/it will be leavening
we will be leavening
you will be leavening
they will be leavening
Present Perfect Continuous
I have been leavening
you have been leavening
he/she/it has been leavening
we have been leavening
you have been leavening
they have been leavening
Future Perfect Continuous
I will have been leavening
you will have been leavening
he/she/it will have been leavening
we will have been leavening
you will have been leavening
they will have been leavening
Past Perfect Continuous
I had been leavening
you had been leavening
he/she/it had been leavening
we had been leavening
you had been leavening
they had been leavening
Conditional
I would leaven
you would leaven
he/she/it would leaven
we would leaven
you would leaven
they would leaven
Past Conditional
I would have leavened
you would have leavened
he/she/it would have leavened
we would have leavened
you would have leavened
they would have leavened
Collins English Verb Tables © HarperCollins Publishers 2011

leaven

1. To use an ingredient such as yeast, baking powder or eggs to make other ingredients rise in cooking.
2. A raising agent, such as yeast, that causes dough or batter to rise.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun 1. [画像:leaven - a substance used to produce fermentation in dough or a liquid]leaven - a substance used to produce fermentation in dough or a liquid
substance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man"
baking powder - any of various powdered mixtures used in baking as a substitute for yeast
sourdough - a leaven of dough in which fermentation is active; used by pioneers for making bread
barm, yeast - a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey
2. leaven - an influence that works subtly to lighten or modify something; "his sermons benefited from a leavening of humor"
imponderable - a factor whose effects cannot be accurately assessed; "human behavior depends on many imponderables"
Verb 1. leaven - cause to puff up with a leaven; "unleavened bread"
lift, raise, elevate, get up, bring up - raise from a lower to a higher position; "Raise your hands"; "Lift a load"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

leaven

noun
1. yeast, ferment, leavening, barm The ingredients include wholemeal flour, wheat leven, water and salt.
2. catalyst, influence, inspiration The investment will be used as leaven to encourage businesses to do likewise.
verb
1. ferment, work, raise, lighten They used sour dough to leaven their bread.
2. stimulate, inspire, elevate, quicken, pervade, permeate, imbue, suffuse He found congenial officers who knew how to leaven war's rigours with riotous enjoyment.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

leaven

noun
An agent that stimulates or precipitates a reaction, development, or change:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
nostattaanostatusaine

leaven

[ˈlevn]
A. Nlevadura f (fig) → toque m
B. VTleudar (fig) (= enliven) → aligerar
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

leaven

n (also leavening)Treibmittel nt; (= fermenting dough)Sauerteig m; (fig)Auflockerung f; even his most serious speeches had a leaven of humourauch seine ernstesten Reden waren mit Humor gewürzt
vt(auf)gehen lassen, treiben ; (fig)auflockern
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

leaven

[ˈlɛvn]
1. nlievito
2. vtfar lievitare
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
leavener from baking powder to baking soda (unlike milk, buttermilk does not need cream of tartar, an acidic ingredient in baking powder, to activate the leavening), and I fiddled with the amount of, well, everything else.
A souffle is comprised of two elements -- a base and a leavener. It's worth noting that the base must be highly seasoned.
If making this recipe at sea level, double the leavener. FOR THE TORTA DI POLENTA: Preheat oven to 350 degrees.
Used as a chemical leavener due to its ability to react with baking soda in the presence of heat and produce carbon dioxide.
Some all-purpose flours and cake flours have a chemical leavener added to them, usually in the form of baking powder.
One egg replacer (Ener-G) is mainly made from potato and tapioca starch with some added leavener.
Thanks to this time-tested leavener, which causes the breads to rise slowly and build flavor, Nick avoids using fat, oil, sugar, eggs or any dairy products in his breads.
You will notice that Philpy has no leavener, it is very moist but a wonderful use of extra rice.
In addition, ash acts as a sweetener and a leavener for corn doughs.
Eggs are a natural aerating leavener that - when properly added to a batter - result in increased volume, nice cellular structure, developed flavor, and a more integrated texture.
Early recipes were charmingly vague, and authors brazen: "Notice the indifference I have for exact measurements!" and "Sour dough is an art, not a science." Such cavalier approaches often resulted in a highly hostile sourdough starter, then the bread's sole leavener. "Listen to the hissing noise, and when you know the mixture is working 'good,' keep it from acting like an atomic bomb as you stir appeasingly every day," cautioned a writer in 1947.
Changing from whole milk to buttermilk in the original cake meant adjusting the leavener from baking powder to baking soda (unlike milk, buttermilk does not need cream of tartar, an acidic ingredient in baking powder, to activate the leavening), and I fiddled with the amount of, well, everything else.

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