4. (Geom.) The angle made by two lines or planes; as, the inclination
of the plane of the earth's equator to the plane of the ecliptic is
about 23° 28′; the inclination of two rays of light.
5. A leaning or tendency of the mind, feelings, preferences, or will;
propensity; a disposition more favorable to one thing than to another;
favor; desire; love.
A mere inclination to a thing is not properly a willing of that
thing.
South.
How dost thou find the inclination of the people?
Shak.