petrochemistry

[ pe-troh-kem-uh-stree ]

noun

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

petrochemistry

/ ˌpɛtrəʊˈkɛmɪstrɪ /

noun

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

Word History and Origins

Origin of petrochemistry¹

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