petrography

play
noun pe·trog·ra·phy \pə-ˈträ-grə-fē, pe-\

Definition of petrography

  1. :  the description and systematic classification of rocks

petrographer

play \pə-ˈträ-grə-fər, pe-\ noun

petrographic

play \ˌpe-trə-ˈgra-fik\ or

petrographical

play \ˌpe-trə-ˈgra-fi-kəl\ adjective

petrographically

play \ˌpe-trə-ˈgra-fi-k(ə-)lē\ adverb

Origin and Etymology of petrography

New Latin petrographia, from petr- + Latin -graphia -graphy


First Known Use: 1651


Learn More about petrography


Seen and Heard

What made you want to look up petrography? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to cast off or become cast off

Get Word of the Day daily email!