pet·ro·chem·is·try

[pe-troh-kem-uh-stree]
noun
1.
the branch of chemistry dealing with petroleum or its products.
2.
the chemistry of rocks.
Origin:
1935–40; petro-2 or petro-1 + chemistry

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World English Dictionary
petrochemistry (ˌpɛtrəʊˈkɛmɪstrɪ) [Click for IPA pronunciation guide]
 
—n
1.  the chemistry of petroleum and its derivatives
2.  the branch of chemistry concerned with the chemical composition of rocks

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Petrochemistry is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
LEARN MORE UNUSUAL WORDS WITH WORD DYNAMO...
Example sentences
Describes basic processes in industrial, process, and petrochemistry.
The petrochemistry lab includes a clean lab for major and trace element geochemistry of crystalline rocks.
In some transformation industries, such as petrochemistry, activities that had high energy costs were abandoned.
Petrochemistry of igneous rocks indicates a high-sodium low-alkaline series.
Related Words
petrochemical
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