Meaning & use

dilute

verb, adjective·Academic

Last updated

UK/daɪˈluːt/
US/daɪˈluːt/

Meanings

  1. verbtransitive

    To make a liquid weaker or thinner by adding water or another liquid.

    Grammar: Takes an object: dilute the juice.

    Patterns

    • dilute something
    • dilute something with something

    Dilute the lemon juice with a little water before drinking it.

    The nurse diluted the medicine so it would be gentler on the stomach.

    You can dilute the paint to make it flow more easily.

  2. verbtransitivefigurative

    To make something weaker in force, effect, or quality.

    Grammar: Takes an object: dilute the message.

    Patterns

    • dilute something
    • dilute the effect of something

    Adding too many details can dilute the main point of your essay.

    The new rules may dilute the power of the committee.

    His later novels dilute the impact of his early, sharper work.

  3. adjectivenot comparabletechnical

    Made weaker or thinner by having water or another liquid added.

    Grammar: Used before a noun: dilute acid.

    Patterns

    • dilute acid
    • dilute solution

    Handle dilute acid with care and wear safety glasses.

    The lab technician prepared a dilute solution for the experiment.

    Dilute bleach can be used to clean some surfaces.

Word forms

third person singulardilutes
past tensediluted
past participlediluted
present participlediluting

Common combinations

dilute with water
Dilute the syrup with water before serving.
highly dilute
The sample was highly dilute, so the reaction was slow.
dilute the effect
Too many changes may dilute the effect of the new policy.
dilute a solution
Students learned how to dilute a solution in chemistry class.

Synonyms and how they differ

water down
More informal and often suggests cheating by making something weaker than it should be.
weaken
Focuses on loss of strength or power, not on adding liquid.
thin
Used mainly for making a liquid or mixture less thick, often in cooking.

Opposites

Word family

dilution noun
The act of making a liquid weaker, or the weaker liquid itself.
diluted adjective
Made weaker by adding liquid.

Commonly confused: dilute or delude? dilute or dilate?

dilute vs delude

Delude means to make someone believe something false; it sounds similar but has a completely different meaning.

dilute vs dilate

Dilate means to become wider or larger, often used for pupils or blood vessels.

Practice

The chef decided to ____ the soup with a little stock because it tasted too strong.

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