From Longman Dictionary of Contemporary Englishinexhaustiblein‧ex‧haus‧ti‧ble /ˌɪnɪɡˈzɔːstəbəl◂ $ -ˈzɒːs-/ adjective FINISH/USE ALL OF somethingsomething that is inexhaustible exists in such large amounts that it can never be finished or used up She has an inexhaustible supply of funny stories. a man of inexhaustible energy
Examples from the Corpus
inexhaustible• Scientists are working to create a fuel that would be cheap, clean, and inexhaustible.• Cold fusion would be a cheap and virtually inexhaustible energy source.• the public's inexhaustible fascination with crime• The enemy seemed to have an inexhaustible supply of ammunition.• What is the source of Armstrong's seemingly inexhaustible wealth?inexhaustible supply• He was a man of exceptional persistence, who confronted his many setbacks with an apparently inexhaustible supply of energy and resourcefulness. 