Noun : an air umbrella. ,a price umbrella.    From Dictionary.com. 

Adjective : an umbrella organization; umbrella coverage in an insurance policy.    From Dictionary.com. 

The umbrella pine has long, dark-green needles borne on umbrellalike clusters.    From Wordnik.com.  [Christian Science Monitor | All Stories] Reference

Mr. Fuchs might walk you to the back patio and ask you to push a metal switch, which automatically opens an umbrellalike line for drying clothes.    From Wordnik.com.  [Bark Bark Woof Woof] Reference

On through roads lined with dense vegetation; the songs of the MAYNAS and the stripe-throated BULBULS streamed out from trees with huge, umbrellalike branches.    From Wordnik.com.  [Autobiography of a Yogi] Reference