from The Century Dictionary.
- Rising, as the slope of a hill: the opposite of
from the GNU version of the Collaborative International Dictionary of English.
- adjective Sloping upward; rising as a hillside; -- opposed to
from Wiktionary, Creative Commons Attribution/Share-Alike License.
slopingupward; rising as a hillside.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Latin acclivis and acclivus
The eastern part of this valley is hilly, and rapidly acclivous towards the Appalachian mountains.