downgrade

Definitions of downgrade
  1. noun
    the property possessed by a slope or surface that descends
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    type of:
    grade
    the gradient of a slope or road or other surface
  2. verb
    rate lower; lower in value or esteem
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    Antonyms:
    upgrade
    rate higher; raise in value or esteem
    type of:
    grade, order, place, range, rank, rate
    assign a rank or rating to
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