noun
conditioner
noun
1
A hair-care product used after shampoo to soften and smooth the hair.
"She uses conditioner every time she washes her hair."
2
A product that softens fabric during washing.
"Add fabric conditioner to the wash to keep the towels soft."
How to Use Conditioner
Learner’s notesIn plain EnglishMost often the hair-care product used after shampoo, or a similar softening product for fabric.
Common pairings
hair conditioner
fabric conditioner
Word Forms
conditioners plural
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She uses _____ every time she washes her hair.
Etymology
From condition plus the agent suffix -er.