angle of inclination

Noun
  1. (geometry) the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis) (synset 113912295)
    referred to in: geometry - the pure mathematics of points and lines and curves and surfaces
    is a type of: angle - the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians
    same as: inclination

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