Hypertext Webster Gateway: "Declivitous"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Declivitous \De*cliv"i*tous\, Declivous \De*cli"vous\, a.
Descending gradually; moderately steep; sloping; downhill.
From WordNet (r) 1.7 (wn)
declivitous
adj : sloping down rather steeply [syn: {downhill}, {downward-sloping}]
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.