Meaning & use

wafer

noun·Everyday

Last updated

UK/ˈweɪfə/
US/ˈweɪfər/

Meanings

  1. nouncountable

    A very thin, light, crisp cookie or biscuit.

    Grammar: Often served with ice cream.

    Patterns

    • a wafer of something

    She served vanilla ice cream with a thin wafer.

    The children ate chocolate wafers after lunch.

    A wafer cone is a crunchy holder for ice cream.

  2. nouncountablereligion

    A thin round piece of bread used in Christian communion.

    Grammar: Religious use: the communion wafer.

    Patterns

    • a communion wafer

    The priest placed a wafer on each tongue.

    The church baked its own communion wafers.

    He received the wafer and returned to his seat.

  3. nouncountabletechnical

    A thin slice of silicon or other material on which computer chips are made.

    Grammar: Technical term: a silicon wafer.

    Patterns

    • a silicon wafer

    Hundreds of chips are cut from a single wafer.

    The factory polishes each silicon wafer until smooth.

    A defect in the wafer ruined the batch.

  4. nouncountablefigurative

    Any small, very thin slice or piece of something.

    Grammar: Figurative; often wafer-thin.

    Patterns

    • a wafer of something

    He cut a wafer of cheese for the cracker.

    The margin of victory was wafer-thin.

    A wafer of ice formed on the puddle.

Word forms

pluralwafers

Common combinations

wafer-thin
The cheese was cut wafer-thin.
silicon wafer
Chips are built on a silicon wafer.
communion wafer
The communion wafer is blessed by the priest.
vanilla wafer
He crushed a vanilla wafer into the pudding.
ice cream wafer
The ice cream wafer was crisp.

Synonyms and how they differ

cracker
A cracker is savory and thicker, while a wafer is thin and often sweet.
biscuit
Biscuit in Britain covers any cookie, while wafer names the thin crisp kind.
slice
Slice is a general cut piece, but a wafer is much thinner.
disk
Disk is any round flat thing, while wafer stresses thinness.

Word family

wafer-thin adjective
extremely thin
waffle noun
a related word for a batter cake with a grid pattern
wafery adjective
like a wafer, rare

Commonly confused: wafer or waffle?

wafer vs waffle

A waffle is a thick grid-patterned cake, while a wafer is thin and crisp.

Practice

In electronics, a wafer is ___.

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