from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several essentially geologic sciences that are concerned with the origin, structure, and physical phenomena of the earth.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of the sciences dealing with the planet Earth, such as geology and meteorology.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of the sciences that deal with the earth or its parts
Sorry, no etymologies found.