polluting


pol·lute

P0418000 (pə-lo͞ot′)tr.v. pol·lut·ed, pol·lut·ing, pol·lutes 1. To make unfit for or harmful to living things, especially by the addition of waste matter. See Synonyms at contaminate.2. To make less suitable for an activity, especially by the introduction of unwanted factors: The stadium lights polluted the sky around the observatory.3. To render impure or morally harmful; corrupt: felt that the minds of young people were hopelessly polluted by television ads.
[Middle English polluten, from Latin polluere, pollūt-.]
pol·lut′er n.