Meaning of leaven
Definition of leaven
(noun)
a
substance
used
to
produce
fermentation
in
dough
or a
liquid
an
influence
that
works
subtly
to
lighten
or
modify
something; "his sermons benefited from a leavening of humor"
(verb)
cause
to
puff
up with a leaven; "unleavened bread"
Other information on leaven
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leaven
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leaven
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