Definitions of giantism
  1. noun
    excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland
    synonyms: gigantism, overgrowth
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    type of:
    abnormal enlargement of a body part or organ
  2. noun
    excessive largeness of stature
    synonyms: gigantism
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    type of:
    bigness, largeness
    the property of having a relatively great size
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