Medical Definition of equivalent. 1  1: corresponding or virtually identical especially in effect or function drugs that are therapeutically equivalent. 2  2: having the same chemical combining capacity equivalent quantities of two elements.
Geography. All the nine islands of the Azores Archipelago are volcanic origin and are located in the North Atlantic, scattered along a 600 km stretch of ocean from Santa Maria to Corvo, approximately between 37Â° and 40Â° north latitude and 25Â° and 31Â° west longitude.he islands of the archipelago are divided in three geographical groups: the Eastern Group, comprising Santa Maria and Sao SÃ£o, miguel The Central, group Including, Terceira, Graciosa Sao, SÃ£o jorge Pico, and faial And The, western group Composed by Corvo. and flores
The GalÃ¡pagos Islands (official name: ArchipiÃ©lago de ColÃ³n, other Spanish name: Islas GalÃ¡pagos, Spanish pronunciation: [Ëizlaz É£aËlapaÉ£os]) are an archipelago of volcanic islands distributed on either side of the Equator in the Pacific Ocean surrounding the centre of the Western Hemisphere, 906 km (563 mi) west of continental Ecuador, of which ...