Acclivity
Pronunciation : Ac*cliv"i*ty
Part of Speech : n.; pl. Acclivities.
Etymology : [L. acclivitas, fr. acclivis, acclivus, ascending; ad + clivus a hill, slope, fr. root kli to lean. See Lean.]
Definition : Defn: A slope or inclination of the earth, as the side of a hill, considered as ascending, in opposition to declivity, or descending; an upward slope; ascent.
Source : Webster's Unabridged Dictionary, 1913