From WordNet (r) 3.0 (2006):
pane
n 1: sheet glass cut in shapes for windows or doors [syn:
pane, pane of glass, window glass]
2: a panel or section of panels in a wall or door [syn:
paneling, panelling, pane]
3: street name for lysergic acid diethylamide [syn: acid,
back breaker, battery-acid, dose, dot, Elvis,
loony toons, Lucy in the sky with diamonds, pane,
superman, window pane, Zen]