Cal·lot n. A plant coif or skullcap. Same as Calotte.
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  Ca·lotte Cal·lot, n.  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.
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