noun (n)

• a fabric made from the hair of sheep(noun.artifact)

  Synonym:
  woolen, woollen
  

  source: wordnet30
• fiber sheared from animals (such as sheep) and twisted into yarn for weaving(noun.substance)

  source: wordnet30
• outer coat of especially sheep and yaks(noun.animal)

  Synonym:
  fleece
  

  source: wordnet30
• The soft and curled, or crisped, species of hair which grows on sheep and some other animals, and which in fineness sometimes approaches to fur; -- chiefly applied to the fleecy coat of the sheep, which constitutes a most essential material of clothing in all cold and temperate climates.(noun)

  source: webster1913