Incline, inclined, inclining, or inclination may refer to:

• Grade (slope), the tilt, steepness, or angle from horizontal of a topographic feature (hillside, meadow, etc.) or constructed element (road, railway, field, etc.)
• Slope, the tilt, steepness, or angle from horizontal of a line (in mathematics and geometry)

Incline may also refer to:

• Cable railway, a steeply graded railway that uses a cable or rope to haul trains
  • Funicular (or funicular railway, a type of cable railway), a cable railway in which a cable attached moves cars up and down a steep slope
• Inclined loop, a feature found on some roller coasters
• Orbital inclination, the tilt of an object's orbit around a celestial body
  • Inclined orbit, an orbit that does not lie on the equatorial plane
• Inclined plane, a flat surface whose endpoints are at different heights
• Inclined rig, a method of rigging a sail to direct the force of the sails in such a way as to reduce heeling
• Inclining test, a test that determines a ship's stability and the coordinates of its center of gravity
• Inclined building, a building that was intentionally built at an incline
• Inclined tower, a tower that was intentionally built at an incline
• Inclining test, a test that determines a ship's stability and the coordinates of its center of gravity
• Incline, California
• Manitou Incline, a hiking trail in Manitou Springs, Colorado