humpback

Definitions of humpback
  1. noun
    a person whose back is hunched because of abnormal curvature of the upper spine
    synonyms: crookback, hunchback
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    type of:
    cripple
    someone who is unable to walk normally because of an injury or disability to the legs or back
  2. noun
    an abnormal backward curve to the vertebral column
    synonyms: hunchback, kyphosis
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    type of:
    spinal curvature
    an abnormal curvature of the vertebral column
  3. noun
    large whalebone whale with long flippers noted for arching or humping its back as it dives
    synonyms: Megaptera novaeangliae, humpback whale
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    type of:
    baleen whale, whalebone whale
    whale with plates of whalebone along the upper jaw for filtering plankton from the water
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