n. The act of inclining, or the state of being inclined; a leaning; any deviation from a given direction or position.n. In geometry and mech., the mutual approach, tendency, or leaning of two bodies, lines, or planes toward each other, so as to make an angle at the point where they meet, or where their lines of direction meet. This angle is called the angle of inclination.n. The angle which a line or plane makes with the horizon; declivity.n. An inclined surface; a slope or declivity, as of land.n. A set or bent of the mind or will; a disposition more favorable to one thing or person than to another; a leaning, liking, or preference: as, an inclination for poetry; a strong inclination toward law.n. A person for whom or a thing for which one has a liking or preference.n. In Greek and Latin grammar, same as enclisis.