petro-graphical

petrography

[pi-trog-ruh-fee]
noun
the branch of petrology dealing with the description and classification of rocks, especially by microscopic examination.

Origin:
1645–55; < Neo-Latin petrographia. See petro-1, -graphy

petrographer, noun
petrographic [pe-truh-graf-ik] , petrographical, adjective
petrographically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To petro-graphical
Collins
World English Dictionary
petrography (pɛˈtrɒɡrəfɪ)
 
n
petrog the branch of petrology concerned with the description and classification of rocks
 
pe'trographer
 
n
 
petrographic
 
adj
 
petro'graphical
 
adj
 
petro'graphically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
petrography   (pə-trŏg'rə-fē)  Pronunciation Key 
The description and classification of rocks, especially by means of microscopic analysis.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature