phthalate

noun

phthal·​ate ˈtha-ˌlāt How to pronounce phthalate (audio)
: 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.
People with the highest levels of phthalates had a higher risk of death from any cause, but especially from heart disease. Sandee Lamotte, CNN Money, 31 Mar. 2026 The New York Packaging Reduction and Recycling Infrastructure Act would not only reduce plastic packaging, but also phase out 17 toxic chemicals and substances — including phthalates and bisphenols — that touches our food and beverages. Shanna Swan, New York Daily News, 27 Mar. 2026 Happy Wax melts are made with soy wax, infused with essential oils, and free of phthalates, paraffin and parabens. ABC News, 24 Mar. 2026 The mineral sunscreen is cruelty-free, and it’s made without parabens, sulfates, phthalates, and fragrance. Jenny Berg, Vogue, 16 Mar. 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

Browse Nearby Words

Cite this Entry

“Phthalate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phthalate. Accessed 3 Apr. 2026.

Medical Definition

phthalate

noun
phthal·​ate ˈthal-ˌāt How to pronounce phthalate (audio)
: a salt or ester of phthalic acid
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster