Meaning & use

emulsifier

noun·Advancedtechnical

Last updated

UK/ɪˈmʌlsɪfaɪə/
US/ɪˈmʌlsɪfaɪər/

Meanings

  1. nouncountablechemistrytechnical

    A substance that helps liquids that normally separate, such as oil and water, mix together and stay mixed.

    Grammar: Takes a: lecithin is an emulsifier.

    Patterns

    • an emulsifier in something
    • use something as an emulsifier

    Egg yolk acts as an emulsifier in mayonnaise.

    The label lists soy lecithin as an emulsifier.

    Without an emulsifier, the dressing separates into layers.

  2. nouncountabletechnical

    A food additive used by manufacturers to give products a smooth, even texture.

    Grammar: Often in ingredient lists: contains emulsifiers.

    Patterns

    • contains an emulsifier
    • free from emulsifiers

    Many ice creams use an emulsifier to stay creamy.

    She avoids foods with added emulsifiers.

    Bakers add an emulsifier to keep the bread soft.

Word forms

pluralemulsifiers

Common combinations

natural emulsifier
Egg is a natural emulsifier.
act as an emulsifier
Mustard can act as an emulsifier in a vinaigrette.
food emulsifier
The food emulsifier keeps the sauce smooth.
add an emulsifier
Add an emulsifier to stop the mixture from splitting.
emulsifiers and stabilizers
The cream contains emulsifiers and stabilizers.

Synonyms and how they differ

stabilizer
A stabilizer keeps a mixture from changing over time, whereas an emulsifier specifically helps oil and water blend.
binder
A binder holds ingredients together in general, but it need not mix liquids.
surfactant
Surfactant is the chemistry term for a broader group of surface-active agents that includes emulsifiers.

Word family

emulsify verb
to make a mixture of oil and water blend
emulsion noun
a mixture of liquids that do not normally mix
emulsification noun
the process of forming an emulsion

Commonly confused: emulsifier or emulsion?

emulsifier vs emulsion

An emulsion is the mixture itself, while an emulsifier is the substance that helps create and hold it.

Practice

Mayonnaise stays smooth because egg yolk works as an ___.

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