periwinkle
Concise Oxford English Dictionary © 2008 Oxford University Press:
periwinkle1
▶noun a plant with flat five-petalled flowers and glossy leaves, some kinds of which contain alkaloids used in medicine. [Genera Vinca and Catharanthus.]
– origin OE peruince, from late L. pervinca, reinforced in ME by Anglo-Norman Fr. pervenke.
Concise Oxford English Dictionary © 2008 Oxford University Press:
periwinkle2
▶noun another term for winkle.
– origin C16: of unknown origin.
'periwinkle' also found in these Oxford entries:

