inexhaustiblein‧ex‧haus‧ti‧ble /ˌɪnɪɡˈzɔːstəbəl◂ $ -ˈzɒːs-/ adjective 
She has an inexhaustible supply of funny stories. a man of inexhaustible energy
EXAMPLES FROM OTHER DICTIONARIES
- Cold fusion would be a cheap and virtually inexhaustible energy source.
- Scientists are working to create a fuel that would be cheap, clean, and inexhaustible.
- The enemy seemed to have an inexhaustible supply of ammunition.
- the public's inexhaustible fascination with crime
- What is the source of Armstrong's seemingly inexhaustible wealth?
Longman Language Activatorsomething that is never all used
an inexhaustible supply etc is never all used or seems impossible to use all of: · The enemy seemed to have an inexhaustible supply of ammunition.· What is the source of Armstrong's seemingly inexhaustible wealth?· Scientists are working to create a fuel that would be cheap, clean, and inexhaustible.
a supply of something that seems as if it will never all be used - use this especially when you know that it could all be used up soon: · A seemingly endless supply of fireworks lit up the clear night sky.· We don't have an endless supply of oil.· He seems to think I have an endless supply of cash.
COLLOCATIONS FROM THE ENTRY She has an inexhaustible supply of funny stories.COLLOCATIONS FROM OTHER ENTRIES
something 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. (=one that does not end, or seems not to end)· He has an endless supply of jokes.
COLLOCATIONS FROM THE CORPUSNOUN· He was a man of exceptional persistence, who confronted his many setbacks with an apparently inexhaustible supply of energy and resourcefulness.
She has an inexhaustible supply of funny stories. a man of inexhaustible energy