Definition of astilbe
: any of a genus (Astilbe) of chiefly Asian perennials of the saxifrage family that have simple or usually compound leaves and are widely cultivated for their panicles of usually white or reddish flowers
Origin of astilbe
New Latin, from 2a- + Greek stilbē, feminine of stilbos sparkling
First Known Use: 1843
Learn More about astilbe
Britannica.com: Encyclopedia article about "astilbe"
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