petrochemical

noun

pet·​ro·​chem·​i·​cal ˌpe-trō-ˈke-mi-kəl How to pronounce petrochemical (audio)
: a chemical isolated or derived from petroleum or natural gas
petrochemistry noun

Examples of petrochemical 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.
Synthetic gums contained high levels of the polymers PET and polystyrenes along with petrochemical substances, like synthetic rubber and polyvinyl acetate. Julia Ries, Health, 1 Apr. 2025 The move comes on the heels of the government dropping a lawsuit against a petrochemical plant the Biden administration deemed a health threat to a community in Louisiana. Domenico Montanaro, NPR, 14 Mar. 2025 The output of its reactors is an oil product that petrochemical companies can use and consumer brands can ultimately tap into for recycled plastics. Katie Fehrenbacher, Axios, 20 Feb. 2025 The most recent, in March 2022, affected nearly 5.5 million residents and cost semiconductor, petrochemical, and steel businesses more than $16 million. Daniel Byman, Foreign Affairs, 13 Mar. 2025 See All Example Sentences for petrochemical

Word History

Etymology

petro- + chemical entry 2

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of petrochemical was in 1942

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Cite this Entry

“Petrochemical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/petrochemical. Accessed 15 Apr. 2025.

Kids Definition

petrochemical

noun
pet·​ro·​chem·​i·​cal ˌpe-trō-ˈkem-i-kəl How to pronounce petrochemical (audio)
: a chemical obtained from petroleum or natural gas

More from Merriam-Webster on petrochemical

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