See also: -áció Catalan Etymology Borrowed from Latin -ātiōnem. Pronunciation IPA(key): (Central, Balearic) [ə.siˈo] IPA(key): (Valencia) [a.siˈo] Suffix -ació f (noun-forming suffix, plural -acions) -ation Derived terms Catalan terms suffixed with -acióWikiwand - on Seamless Wikipedia browsing. On steroids.