blanch

verb

ˈblanch 

blanched; blanching; blanches

transitive verb

: to take the color out of

Age had blanched his hair.

: such as

a

cooking : to scald or parboil in water or steam in order to remove the skin from, whiten, or stop enzymatic action in (such as food for freezing)

blanch the asparagus in salted boiling water

b

: to bleach by excluding light

blanch the leaves of a plant

c

: to make ashen or pale

fear blanches the cheek

intransitive verb

: to become white or pale (as from shock or fear)

His face blanched with horror.

—often used figuratively to describe a reaction of shock or dismay that makes someone unwilling or reluctant to proceed

Civilians also saw benefits to the system but blanched when talk then included references to $300-plus user fees.

—Dan Fales

… the managers of the companies blanched at the expenditures necessary to retool factories.

—Charles C. Mann

blancher noun

Synonyms

• bleach
• blench
• decolorize
• dull
• fade
• pale
• snow
• wash out
• whiten

Examples of blanch in a Sentence

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.

Recent Examples on the Web

This process, known as blanching, makes the stems white and mild and encourages the plants to grow taller. —Sheryl Geerts, Better Homes & Gardens, 17 Aug. 2024

Add the shucked ears of corn, then boil for 4 minutes to blanch the kernels. —Karla Walsh, Better Homes & Gardens, 30 July 2024

Many cooks blanch the leaves for a few seconds so the pesto retains a vibrant green color. —Susan Selasky, Detroit Free Press, 3 Aug. 2024

The most important—and often overlooked step—of freezing corn involves blanching the cobs first. —Karla Walsh, Better Homes & Gardens, 30 July 2024

Word History

Etymology

Middle English blaunchen, blanchen "to make white, whitewash, whiten (almonds) by parboiling them to remove the skins," borrowed from Anglo-French blanchir, blauncher "to turn white, whiten" (also continental Old French blanchir), derivative of blanc "white" — more at blank entry 1

First Known Use

14th century, in the meaning defined at transitive sense

Kids Definition

blanch

verb

ˈblanch 

1

a

: to take the color out of : bleach

b

: to scald in order to remove the skin from or whiten

blanch almonds

2

: to become white or pale

blancher noun