n. an upward movement of part of the Earth's crust
v. to thrust something upwards
v. to be thrust upwards
The Century Dictionary and Cyclopedia
n. A thrust in an upward direction; in geology, an upheaval; an uplift.
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)
Word Usage
"There were grim rock isles and islets beyond counting, dim snow-covered ranges beyond, and everywhere upstanding cliffs too steep for snow, outjuts of headlands, and pinnacles and slivers of rock upthrust from the boiling sea."