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salt out

C1 formal separable transitive

A chemistry term: to cause a substance (such as a protein or soap) to separate from a solution by adding salt.

In plain English

To make something come out of a liquid by adding salt to it — a chemistry technique.

What does "salt out" mean?

One main meaning — here's how to use it.

1 C1 formal

In chemistry, to cause a dissolved substance to separate and precipitate from a solution by adding salt, which reduces its solubility.

"The biochemists salted out the protein by gradually adding ammonium sulphate to the solution."

separable

Literal vs figurative

Words literally mean

Salt causes something to come out of a solution — fairly transparent once the chemistry is understood.

Actually means

To make something come out of a liquid by adding salt to it — a chemistry technique.

Usage tip

Technical/scientific term used in chemistry, biochemistry, and industrial processes. Not used in everyday conversation. The object is typically a protein, enzyme, or organic compound.

Words that pair with "salt out"

Natural word combinations native speakers use most often.

protein enzyme soap compound solution mixture

How to conjugate "salt out"

The five tense forms you'll use most often.

Base
salt out
I/you/we/they
3rd person
salts out
he/she/it
Past simple
salted out
yesterday
Past participle
salted out
have + pp
-ing form
salting out
continuous

Hear "salt out" in the wild

Listen to native speakers using "salt out" in real YouTube videos — click a clip to watch it on Looplines.

Keep exploring

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