Calotte
Pronunciation : Ca*lotte", Cal"lot
Part of Speech : n.
Etymology : [F. calotte, dim. of cale a sort of flat cap. Cf. Caul.]
Definition : Defn: A close cap without visor or brim. Especially: (a) Such a cap, worn by English serjeants at law. (b) Such a cap, worn by the French cavalry under their helmets. (c) Such a cap, worn by the clergy of the Roman Catholic Church. To assume the calotte, to become a priest.
Source : Webster's Unabridged Dictionary, 1913