Slope (noun)

1. An inclined surface connecting two levels.
2. The degree of incline of a slope, typically expressed as a ratio or as an angle.

Origin:

Late 17th century (as a verb in the sense 'slip or slide'): perhaps related to slip.

Examples:

1. She climbed the steep slope.
2. The slope of the roof was too steep to walk on.
3. The slope of the line on a graph shows the relationship between two variables.
4. The ski run had a gentle slope.
5. The golf ball rolled down the slope and into the hole.