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"Tiara or Tiaras, a hat with a large high crown. This was the head-dress which characterized the north-western Asiatics, and more especially the Armenians, Parthians, and Persians, as distinguished from the Greeks and Romans, whose hats fitted the head, or had only a low crown. The king of Persia wore an erect tiara, whilst those of his subjects were soft and flexible, falling on one side. The Persian name for this regal head-dress was cidaris. " &mdash Smith; 1873

Tiara

"Tiara or Tiaras, a hat with a large high crown. This was the head-dress which characterized the north-western…