petrography

noun

pe·​trog·​ra·​phy pə-ˈträ-grə-fē How to pronounce petrography (audio)
pe-
: the description and systematic classification of rocks
petrographer noun
petrographic adjective
or petrographical
petrographically adverb

Word History

Etymology

petro- + -graphy

First Known Use

1651, in the meaning defined above

Time Traveler
The first known use of petrography was in 1651

Dictionary Entries Near petrography

Cite this Entry

“Petrography.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/petrography. Accessed 22 May. 2024.

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