Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Language: Latin
Origin: depletus, past participle of deplere, from plere 'to fill'

deplete

 verb
     
de‧plete [transitive usually passive]
to reduce the amount of something that is present or available:
Salmon populations have been severely depleted.
—depletion noun [uncountable]
the depletion of the ozone layer
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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