"periwinkles" in the noun sense
1. periwinkle
chiefly trailing poisonous plants with blue flowers
2. 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
3. periwinkle, winkle
small edible marine snail steamed in wine or baked
4. periwinkle, winkle
edible marine gastropod
Source: WordNet® (An amazing lexical database of English)
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