from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A throwing upward.
- n. Geology An upward displacement of rock on one side of a fault.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To throw or cast upwards.
- v. To throw up (a mass of material) from below, causing a fault.
- v. To be thrown up from below, causing a fault.
- n. A fault in which a mass of material has been thrown up from below.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To throw up.
- n. See throw, n., 9.
from The Century Dictionary and Cyclopedia
- To throw up; elevate.
- n. An upheaval; an uplift: in mining, the opposite of downthrow.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (geology) a rise of land to a higher elevation (as in the process of mountain building)
From up- + throw. (Wiktionary)