Definition of "deplete"

deplete

/dɪˈpliːt/

verb
third-person singular simple present depletes, present participle depleting, simple past and past participle depleted
1. To empty or unload, as the vessels of the human system, by bloodletting or by medicine.
2. To reduce by destroying or consuming the vital powers of; to exhaust, as a country of its strength or resources, a treasury of money, etc.
  Quotations
  Its reserves have been invaded and depleted.
  2007, John Zerzan, Silence‎