Θυραῖον Save Θυραῖον, Thyraeum Could not find Θυραίου in Logeion dictionaries. Θυραίου Proper-name noun: neuter genitive singular of Θυραῖον Θυραίου Proper-name noun: masculine genitive singular of Θυραῖος See Θυραίου in Morpho Pleiades Θυραῖον — Thyraion (Arkadia), Pleiades 570735