noun (n)

• sheet glass cut in shapes for windows or doors(noun.artifact)

  Synonym:
  pane of glass, window glass
  

  source: wordnet30
• a panel or section of panels in a wall or door(noun.artifact)

  Synonym:
  paneling, panelling
  

  source: wordnet30
• street name for lysergic acid diethylamide(noun.artifact)

  Synonym:
  acid, back breaker, battery-acid, dose, dot, elvis, loony toons, lucy in the sky with diamonds, superman, window pane, zen
  

  source: wordnet30
• The narrow edge of a hammer head. See Peen.(noun)

  source: webster1913
• A division; a distinct piece, limited part, or compartment of any surface; a patch; hence, a square of a checkered or plaided pattern.(noun)

  source: webster1913