declivity
NounOpen English WordNet
Noun (1)declivities
- a downward slope or bendSynonyms: descentfalldeclinedeclinationdeclensiondownslopeType of slope, inclineKinds downhill, steep
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Webster's Dictionary (1913)
De·cliv′i·ty noun; pl. Declivities (#).
Origin: L. declivitas, fr. declivis sloping, downhill; de + clivus a slope, a hill; akin to clinare to incline: cf. F. déclivité. See Decline.
1. Deviation from a horizontal line; gradual descent of surface; inclination downward; slope; — opposed to acclivity, or ascent; the same slope, considered as descending, being a declivity, which, considered as ascending, is an acclivity.
2. A descending surface; a sloping place.
Commodious declivities and channels for the passage of the waters.— William Derham
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54