Last updated on August 20, 2022 by

Petrology Definition in Context with Images

Petrology definition in context with images and parts of speech from the book, Vocabulary for the College-Bound Student. Learn the word, petrology, in short authentic passages and improve your reading comprehension at the same time.

/pɪˈtrɒlədʒi/ (noun)

Petrology definition

the scientific study of stones and rocks including their origin, structure and composition


Petrology is the scientific study of rocks that deals with their composition, texture, and structure; their occurrence and distribution; and their origin in relation to physicochemical conditions and geologic processes. It is concerned with all three major types of rocks—igneous, metamorphic, and sedimentary. Petrology includes the subdisciplines of experimental petrology and petrography. Experimental petrology involves the laboratory synthesis of rocks for the purpose of ascertaining the physical and chemical conditions under which rock formation occurs.

Source of example:

Parts of speech

Adjective: petrologic

Adjective: petrological

Adverb: petrologically

Noun: petrologist

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