dilapidated Syllabification: (di·lap·i·dat·ed)Pronunciation: /diˈlapiˌdātid/Translate dilapidated | into French | into German | into Italian | into Spanish Definition of dilapidated adjective (of a building or object) in a state of disrepair or ruin as a result of age or neglect. dilapidated in other Oxford dictionaries Definition of dilapidated in the British & World English dictionary