n. The study of rocks, with particular emphasis on their description and classification.
n. The general composition of a rock or rock sequence.
the GNU version of the Collaborative International Dictionary of English
n. The science which treats of rocks, as regards their mineral constitution and classification, and their mode of occurrence in nature.
n. A treatise on stones found in the body.
The Century Dictionary and Cyclopedia
n. A branch of mineralogy concerned with the minute study of rocks, with the object of finding out what minerals make up the different varieties.
n. That department of medical science which is concerned with the study and treatment of calculi found in the human body.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the branch of geology that studies rocks: their origin and formation and mineral composition and classification
Word Usage
"The lithology of the lateral has some variation and the best shows are being recorded in a dolomitic lithology, which is possibly consistent with the geology of the adjacent Elm Coulee Oil Field."