- an American magnolia, Magnolia tripetala, having large leaves in umbrellalike clusters.
- any of various other trees resembling an umbrella.
Origin of umbrella tree
An Americanism dating back to 1730–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a North American magnolia, Magnolia tripetala, having long leaves clustered into an umbrella formation at the ends of the branches and unpleasant-smelling white flowers
- Also called: umbrella bush Any of various other trees or shrubs having leaves shaped like an umbrella or growing in an umbrella-like cluster