(comparative more carbuncular, superlative most carbuncular)
- Of, pertaining to, or resembling a carbuncle.
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 of carbuncleMiddle English ; from Old French ; from Classical Latin carbunculus, a little coal, gem ; from carbo: see carbon