transoceanic Syllabification: (trans·o·ce·an·ic)Pronunciation: /ˌtransōSHēˈanik, ˌtranz-/Definition of transoceanic adjective crossing an ocean:the transoceanic cable system coming from or situated beyond an ocean:there is a higher rate for letters intended for transoceanic countriestransoceanic in other Oxford dictionaries Definition of transoceanic in the British & World English dictionary