con·​di·​tion·​er kən-ˈdi-sh(ə-)nər How to pronounce conditioner (audio)
: something that conditions
specifically : a preparation used to improve the condition of hair

Examples of conditioner in a Sentence

Recent Examples on the Web Clean and quench your curls with gentle shampoos and conditioner, such as Alaffia's EveryDay Coconut shampoo and EveryDay Coconut conditioner, both crafted with virgin coconut oil and no artificial colors or synthetic fragrances. Sabina Wizemann, Good Housekeeping, 8 Sep. 2023 She’s since expanded into a restorative shampoo and conditioner, a hydrating leave-in conditioner, a transformative hair oil that helps revive dry locks and an Intensive Repair Treatment that helps fix damage. Julia Moore, Peoplemag, 8 Sep. 2023 There's a really, really nice leave-in conditioner that’s good for hydration and making sure her hair is nice and detangled and manageable. Paige Stables, Allure, 8 Sep. 2023 The district has installed hundreds of new air conditioners in recent years, thanks to federal pandemic relief funds, and now nearly all of the district’s schools have central air or air conditioners, according to BPS. Naomi Martin,, 7 Sep. 2023 Step 3: Follow up this simple cleaning with a leather conditioner. Natalie Schumann, Country Living, 31 Aug. 2023 Are these conditioners suitable for all dog breeds? Amber Smith, Discover Magazine, 27 Aug. 2023 Dew points try to stay below the muggy 70-degree mark, but mentally prepare for some discomfort if away from that pool, beach or air conditioner. A. Camden Walker, Washington Post, 1 Sep. 2023 Pro tip: Go for the jumbo sizes of shampoo and conditioner. Claire Harmeyer, Peoplemag, 30 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'conditioner.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1888, in the meaning defined above

Time Traveler
The first known use of conditioner was in 1888

Dictionary Entries Near conditioner

Cite this Entry

“Conditioner.” Dictionary, Merriam-Webster, Accessed 26 Sep. 2023.

Kids Definition


con·​di·​tion·​er kən-ˈdish-(ə-)nər How to pronounce conditioner (audio)
: something that conditions
especially : a preparation used to improve the condition of hair

More from Merriam-Webster on conditioner

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