: any of various salts or esters of phthalic acid used especially as plasticizers and in solvents

Examples of phthalate in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But others, such as phthalates and PFAS, are not. Jonel Aleccia, Chicago Tribune, 29 Apr. 2026 Testing found one chemical in all of the chickens except ShopRite’s – phthalates. Saleen Martin, USA Today, 30 June 2026 Suddenly, words like parabens, phthalates and endocrine disruptors became part of everyday conversation. Ryan Brennan, Sacbee.com, 3 June 2026 Lower-quality plastics, like polycarbonate, polystyrene, and PVC, can release phthalates and bisphenols over time. Caroline Lubinsky, Martha Stewart, 28 Apr. 2026 See All Example Sentences for phthalate

Word History

First Known Use

1863, in the meaning defined above

Time Traveler
The first known use of phthalate was in 1863

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Cite this Entry

“Phthalate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phthalate. Accessed 7 Jul. 2026.

Medical Definition

: a salt or ester of phthalic acid
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