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petrology

noun

pe·​trol·​o·​gy pə-ˈträ-lə-jē How to pronounce petrology (audio)
pe-
: a science that deals with the origin, history, occurrence, structure, chemical composition, and classification of rocks
petrologic adjective
or petrological
petrologically adverb
petrologist noun

Example Sentences

Recent Examples on the Web Finally, in early August I’ll be headed to a SERC workshop on teaching mineralogy, petrology and geochemistry in Minneapolis – Erik Klemetti, WIRED, 7 June 2011

Word History

Etymology

petro- + -logy

First Known Use

1811, in the meaning defined above

Time Traveler
The first known use of petrology was in 1811
BNC: 43310 COCA: 0

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