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petrology

[ pi-trol-uh-jee ]

noun

  1. the scientific study of rocks, including petrography and petrogenesis.


petrology

/ ˌpɛtrəˈlɒdʒɪkəl; pɛˈtrɒlədʒɪ /

noun

  1. the study of the composition, origin, structure, and formation of rocks petrol
“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


petrology

/ pə-trŏlə-jē /

  1. The scientific study of the origin, composition, and structure of rocks.


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Derived Forms

  • petrological, adjective
  • ˌpetroˈlogically, adverb
  • peˈtrologist, noun
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Other Words From

  • pet·ro·log·ic [pe-tr, uh, -, loj, -ik], petro·logi·cal adjective
  • petro·logi·cal·ly adverb
  • pe·trolo·gist noun
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Word History and Origins

Origin of petrology1

First recorded in 1805–15; petro- 1 + -logy
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Example Sentences

The more technical portions of the subject, such as petrology and palontology, he considers in much less detail.

Many of the more specialised branches of geology, such as petrology, were as yet in a very rudimentary state.

The details of this subject will be found in the article Petrology.

I got the title of professor from a college back East where I lecture occasionally on mineralogy and petrology.

The investigation of the crust belongs to geology and of rocks in particular to petrology.

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