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Thí·ra(thîr′ə, thē′rä) Formerly San·to·ri·ni (săn′tə-rē′nē)
An island of southeast Greece in the southern Cyclades Islands north of Crete. The volcanic island has remains of important Minoan settlements.
or Thi•ra(ˈθɪər ə)
a Greek island in the S Aegean, in the Cyclades group. 30 sq. mi. (78 sq. km).Also called Santorin, Santorini.