petrology [pi-trol-uh-jee] EXAMPLES|WORD ORIGIN noun the scientific study of rocks, including petrography and petrogenesis.

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  • Origin of petrology First recorded in 1805–15; petro-1 + -logy Related formspet·ro·log·ic [pe-truh-loj-ik] /ˌpɛ trəˈlɒdʒ ɪk/, pet·ro·log·i·cal, adjectivepet·ro·log·i·cal·ly, adverbpe·trol·o·gist, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Examples from the Web for petrology Historical Examples of petrology

  • The petrology of these may be divided into four type classes:—1.

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  • Petrology entered upon a new and wider field of investigation.

    Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6


  • He was distinguished for his researches on mineralogy, crystallography and petrology.

    Encyclopaedia Britannica, 11th Edition, Volume 15, Slice 7


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

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

    Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 9


  • British Dictionary definitions for petrology petrology noun plural -gies the study of the composition, origin, structure, and formation of rocksAbbreviation: petrol Derived Formspetrological (ˌpɛtrəˈlɒdʒɪkəl), adjectivepetrologically, adverbpetrologist, noun 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 Word Origin and History for petrology n.

    1811 (erroneously as petralogy), from petro- (1) “rock” + -ology.

    Online Etymology Dictionary, © 2010 Douglas Harper petrology in Science petrology [pə-trŏl′ə-jē] The scientific study of the origin, composition, and structure of rocks. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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