canopy

Concise Oxford English Dictionary © 2008 Oxford University Press:
canopy/ˈkanəpi/

▶noun (pl. canopies)

• 1 a cloth covering over a throne, bed, etc.

  ■ a roof-like projection or shelter.

  ■ the expanding, umbrella-like part of a parachute.

• 2 the transparent plastic or glass cover of an aircraft's cockpit.

• 3 the uppermost branches of the trees in a forest, forming a more or less continuous layer of foliage.

▶verb (canopies, canopying, canopied) (usu. as adj. canopied) cover or provide with a canopy.

– origin ME: from med. L. canopeum, alt. of L. conopeum ‘mosquito net over a bed’, from Gk kōnōpeion ‘couch with mosquito curtains’, from kōnōps ‘mosquito’.