Definition of deplete verb from the Oxford Advanced Learner's Dictionary

 

deplete

 verb
verb
BrE BrE//dɪˈpliːt//
 
; NAmE NAmE//dɪˈpliːt//
 
Verb Forms present simple I / you / we / they deplete
BrE BrE//dɪˈpliːt//
 
; NAmE NAmE//dɪˈpliːt//
 
he / she / it depletes
BrE BrE//dɪˈpliːts//
 
; NAmE NAmE//dɪˈpliːts//
 
past simple depleted
BrE BrE//dɪˈpliːtɪd//
 
; NAmE NAmE//dɪˈpliːtɪd//
 
past participle depleted
BrE BrE//dɪˈpliːtɪd//
 
; NAmE NAmE//dɪˈpliːtɪd//
 
-ing form depleting
BrE BrE//dɪˈpliːtɪŋ//
 
; NAmE NAmE//dɪˈpliːtɪŋ//
 
 
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[usually passive] deplete something (formal) to reduce something by a large amount so that there is not enough left Food supplies were severely depleted. Word Origin early 19th cent.: from Latin deplet- ‘emptied out’, from the verb deplere, from de- (expressing reversal) + plere ‘fill’ (from plenus ‘full’).Extra examples Intensive fishing is depleting fish stocks in the North Sea. chemicals that deplete the ozone layer CFCs are widely used compounds which deplete the earth’s ozone layer. Fossil fuel reserves are being depleted at an alarming rate. Ozone is most severely depleted over the poles.
See the Oxford Advanced American Dictionary entry: deplete