Definition of portulaca
: any of a genus (Portulaca) of chiefly tropical succulent herbs of the purslane family; especially : a widely cultivated South American plant (P. grandiflora) with showy flowers and small conical leaves
Origin of portulaca
New Latin, from Latin, purslane, from portula, diminutive of porta gate; from the lid of its capsule — more at port
First Known Use: 1548
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