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petrology

play
noun pe·trol·o·gy \pə-ˈträ-lə-jē, pe-\

Definition of petrology

  1. :  a science that deals with the origin, history, occurrence, structure, chemical composition, and classification of rocks

pet·ro·log·ic play \ˌpe-trə-ˈlä-jik\ or pet·ro·log·i·cal play \-ji-kəl\ adjective
pet·ro·log·i·cal·ly play \-ji-k(ə-)lē\ adverb
pe·trol·o·gist play \pə-ˈträ-lə-jist, pe-\ noun


Origin of petrology

International Scientific Vocabulary


First Known Use: 1811


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