noun (n)

• process in which skin pigmentation darkens as a result of exposure to ultraviolet light(noun.process)

  source: wordnet30
• beating with a whip or strap or rope as a form of punishment(noun.act)

  Synonym:
  flagellation, flogging, lashing, whipping
  

  source: wordnet30
• making leather from rawhide(noun.act)

  source: wordnet30
• The art or process of converting skins into leather. See Tan, v. t., 1.(noun)

  source: webster1913