desalinate Syllabification: (de·sal·i·nate)Pronunciation: /dēˈsaləˌnāt/Definition of desalinate verb [with object] (usually as adjective desalinated) remove salt from (seawater). Derivatives desalinationPronunciation: /-ˌsaləˈnāSHən/ noun desalinatorPronunciation: /-ˌnātər/ noun desalinate in other Oxford dictionaries Definition of desalinate in the British & World English dictionary