Noun periwinkle has 4 senses
- periwinkle - chiefly trailing poisonous plants with blue flowers
--1 is a kind of subshrub, suffrutex
--1 is a member of Vinca, genus Vinca
--1 has particulars: myrtle, Vinca minor; large periwinkle, Vinca major
- periwinkle, rose periwinkle, Madagascar periwinkle, old maid, Cape periwinkle, red periwinkle, cayenne jasmine, Catharanthus roseus, Vinca rosea - commonly cultivated Old World woody herb having large pinkish to red flowers
--2 is a kind of herb, herbaceous plant
--2 is a member of Catharanthus, genus Catharanthus
- periwinkle, winkle - small edible marine snail; steamed in wine or baked
--3 is a kind of seafood
--3 is a substance of periwinkle, winkle
- periwinkle, winkle - edible marine gastropod
--4 is a kind of seasnail
--4 is a member of Littorina, genus Littorina
--4 has substances: periwinkle, winkle
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