Variant of carbuncle
- Archaic any of certain deep-red gems
- a smooth, convex, deep-red garnet
- a painful bacterial infection (esp. Staphylococcus aureus) deep beneath the skin, having a network of pus-filled boils
Origin: ME < OFr < L carbunculus, a little coal, gem < carbo: see carbon
- carbuncular adjective
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