From fr.wiktionary.org:
** [en]
*** [étymologie]
1614. Du [la] _acclivitas_ . De _acclivis / acclivus_ [1] .
*** [nom]
ACCLIVITY
1. [en] Côte , pente ascendante [1] .
2. * {{ exemple | lang=en
| With some blind instinct which impelled to action he struggled through the undergrowth about him and came to a more open ground — on his right the brook, to the left a gentle ACCLIVITY studded with infrequent trees; over all, the gathering gloom of twilight.
| source=吴语: Ambrose Bierce, _Chickamauga (see http://www.ambrosebierce.org/chickamauga.html) _, 1889, éd. 2008, [978-0-141-03881-0]}}
**** [antonymes]
- declivity
**** [dérivés]
- acclivitous [1]
**** [vocabulaire]
- acclivous
- slope
*** [prononciation]
- [lang=en]
*** [références]
- [1] : [Oxford English Dictionary] , 1973