hade

noun
  1. The angle of inclination from the vertical of a vein (of a mineral), fault, or lode. noun
    The geologist measured the hade of the mineral vein to determine its orientation.
    The fault had a steep hade, making it challenging to assess its depth.
  2. To incline from the vertical; to deviate from a perpendicular position. verb
    The rock strata haded at an angle of 30 degrees.
    As the tunnel progressed, it began to hade more sharply.