See also: costera and costerà Catalan Etymology From costera (“slope”). Pronunciation IPA(key): (Central) [kusˈte.ɾə] IPA(key): (Balearic) [kosˈte.ɾə] IPA(key): (Valencia) [kosˈte.ɾa] Proper noun Costera f Costera (a comarca of the Autonomous Community of Valencia; capital: Xàtiva)Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads