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

petrology

/ pə-trŏl′ə-jē /

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

Derived Forms

• petrological, adjective
• ˌpetroˈlogically, adverb
• peˈtrologist, noun

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

Word History and Origins

Origin of petrology¹

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

Example Sentences

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

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg