conditioner
US /kənˈdɪʃ.ən.ɚ/
UK /kənˈdɪʃ.ən.ɚ/
1.
a creamy liquid that you put on your hair after you have washed it, to make it softer and shinier
:
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After shampooing, apply a generous amount of conditioner to your hair.
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This conditioner makes my hair feel so soft and smooth.
2.
a device or substance used to improve the condition of something
:
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The air conditioner broke down in the middle of summer.
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This water conditioner helps remove impurities.