• WordNet 3.6
    • n clavus a hard thickening of the skin (especially on the top or sides of the toes) caused by the pressure of ill-fitting shoes
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Webster's Revised Unabridged Dictionary
    • n Clavus A callous growth, esp. one the foot; a corn.
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Century Dictionary and Cyclopedia
    • n clavus [L.] In Roman antiquity, a vertical stripe or band of purple color in the tissue of the tunic. Senators were distinguished by the broad stripe or laticlavus; knights and others wore the narrow stripe or angusticlavus. See laticlave and angusticlave.
    • n clavus [LL. ML.] Under the Byzantine empire and in church vestments, a plain border; a round spot supposed to resemble a nail-head, used chiefly in groups or clusters at the edge of the stuff, forming a border.
    • n clavus [NL.] A grain of rye, or other cereal or grass, affected with ergot: applied to the immature or sclerotium stage of the fungus, which was formerly known as Sclerotium clavus.
    • n clavus [NL.] In pathology, a pain in the head limited to one spot, as if a nail were being driven in.
    • n clavus [NL.] In entomology, the nail; the interior basal part of the hemielytrum of a heteropterous insect. It is generally of a somewhat different texture from the rest of the corium, and in repose it is partially or entirely covered by the scutellum and border of the pronotum.
    • n clavus In pathology: A corn.
    • n clavus A nail-shaped excrescence.
    • n clavus In entomology: The club of the antenna.
    • n clavus The knob at the end of the stigmal or radial rein of a chalcidid or proctotrypid hymenopterous parasite.
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Webster's Revised Unabridged Dictionary
L., a nail


In literature:

And what was the Latus Clavus?
"The Life and Opinions of Tristram Shandy, Gentleman" by Laurence Sterne
Claval suture: Hemiptera; at the base of hemelytra, separating the clavus.
"Explanation of Terms Used in Entomology" by John. B. Smith
I shall discuss the Latin Clavus and the Chrysoclavus amongst ecclesiastical embroideries, pp.
"Needlework As Art" by Marian Alford
The adjective hystericus is an improper and inadequate definition of the circumstances under which clavus arises.
"Neuralgia and the Diseases that Resemble it" by Francis E. Anstie