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clavus

[ kley-vuhs, klah- ]
/ ˈkleɪ vəs, ˈklɑ- /
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noun, plural cla·vi [kley-vahy, -vee]. /ˈkleɪ vaɪ, -vi/.
Psychiatry. an intense headache in which the pain is likened to one that would be produced by a sharp object driven into the skull.
(in ancient Rome) a vertical stripe or band of purple worn on the tunic by senators and equites.
Entomology. clavola.
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Origin of clavus

1800–10; <Latin: literally, nail; akin to claudere to close
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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