from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Process of polluting or making filthy, act of causing dirtiness.
- n. pollution
from the GNU version of the Collaborative International Dictionary of English
- n. The act of making foul; pollution.
from The Century Dictionary and Cyclopedia
- n. Pollution; the act of making filthy.
From Latin defoedatio, from Late Latin defoedare ("to defile"), from de- with foedare, present tense verb of foedo, from foedus ("foul"). (Wiktionary)