from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A large upward fold of the earth's crust.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A large-scale anticline; a large upward lift in the earth's surface.
from The Century Dictionary and Cyclopedia
- n. In geology, an anticlinal or arching fold which involves a great thickness of strata and affects a large area; a broad dome formed by the warping of the earth's crust.
From Ancient Greek γῆ ("earth") + anticline. (Wiktionary)