ValenciaPronunciation: /vəˈlɛnsɪə, baˈlenθja, -sja/Definition of Valencia 1an autonomous region of eastern Spain, on the Mediterranean coast. It was formerly a Moorish kingdom (1021–1238). the capital of Valencia, a port on the Mediterranean coast; population 807,200 (2008). 2a city in northern Venezuela; population 1,408,400 (est. 2009). Valencia in other Oxford dictionaries Definition of Valencia in the US English dictionary