depollute

[dee-puh-loot]
verb (used with object), de·pol·lut·ed, de·pol·lut·ing.
  1. to eliminate, clean up, or decrease pollution in (an area).

Origin of depollute

First recorded in 1965–70; de- + pollute
Related formsde·pol·lu·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018