petrochemistry

American

[pe-troh-kem-uh-stree] / ˌpɛ troʊˈkɛm ə stri /

noun

the branch of chemistry dealing with petroleum or its products.
the chemistry of rocks.

petrochemistry British

/ ˌpɛtrəʊˈkɛmɪstrɪ /

noun

the chemistry of petroleum and its derivatives
the branch of chemistry concerned with the chemical composition of rocks

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of petrochemistry

1935–40; petro- ² or petro- ¹ + chemistry

Example Sentences

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See Examples For:

petrochemistry

South Korea’s auto, steel, petrochemistry, cement and other sectors have been hit hard by the strike.

From Seattle Times ● Jun. 13, 2022

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023