slope

definition: the property possessed by a line or surface that departs from the horizontal
example:
speech part: noun
synonyms: gradient
definition: an elevated geological formation
example: They climbed the steep slope up to the top of the mountain.
speech part: noun
synonyms: incline
definition: be at an angle
example: The terrain sloped down
speech part: verb
synonyms: pitch

slope is explained and pronounced

How slope is being used?