Simple Definition of blanch
: to put (food items) in boiling water or steam for a short time
: to suddenly have less color in your face because you are afraid, embarrassed, etc.
Full Definition of blanch
: to take the color out of: as
a : to scald or parboil in water or steam in order to remove the skin from, whiten, or stop enzymatic action in (as food for freezing)
b : to bleach by excluding light
c : to make ashen or pale <fear blanches the cheek>
: to become white or pale
Examples of blanch
Blanch the potatoes before slicing them.
a cup of blanched almonds
She blanched and remained silent when the store owner accused her of taking the money.
Origin of blanch
Middle English blaunchen, from Anglo-French blanchir, from blanc, adjective, white — more at blank
First Known Use: 14th century
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