Definition of prunus
: any of a genus (Prunus) of drupaceous trees or shrubs of the rose family that have showy clusters of usually white or pink flowers first appearing in the spring often before the leaves and including many grown for ornament or for their fruit (as the plum, cherry, or apricot)
Origin of prunus
New Latin, from Latin, plum tree, from Greek proumnē
First Known Use: 1839
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