petrography

[ pi-trog-ruh-fee ]

Phonetic (Standard)IPA

noun

the branch of petrology dealing with the description and classification of rocks, especially by microscopic examination.

petrography

/ pɛˈtrɒɡrəfɪ; ˌpɛtrəˈɡræfɪk /

the branch of petrology concerned with the description and classification of rocks petrog

petrography

/ pə-trŏg′rə-fē /

The description and classification of rocks, especially by means of microscopic analysis.

From the New Latin word petrographia, dating back to 1645–55. See petro- ¹, -graphy

Petrography and laboratory psychology were among the new sciences fostered by the new university.

Petrog′lyphy, the art of writing on rocks or stones; Petrog′rapher, a student of petrography.

The publication of this scheme may be said to mark the beginning of scientific petrography.

Thus from mineralogy and petrography it contains information regarding the origin and subsequent mutations of minerals and rocks.

A more general name sometimes employed is that of Petrography.

April 23, 2024inveterate

[in-vet-er-it ]

Start each day with the Word of the Day in your inbox!

By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.

Browse