pollution

Physical contamination, now especially the contamination of the environment by harmful substances, or by disruptive levels of noise, light etc.uncountableusually

• Pollution levels are almost always higher in cities rather than the countryside, what with the cars, industry and so on.

Something that pollutes; a pollutant.uncountableusually

The desecration of something holy or sacred; defilement, profanation.archaicuncountableusually

• Men who attend the Altar, and should most / Endevor Peace: thir strife pollution brings / Upon the Temple it self […].
• [T]he most gallant knights that ever wielded sword wasted their lives away in a struggle to seize it and hold it sacred from infidel pollution.

The ejaculation of semen outside of sexual intercourse, especially a nocturnal emission.archaicuncountableusually

• According to Billuart and other theologians, pollution in sleep is not sin, unless voluntarily caused; if, however, it begins in sleep, and is completed in the half-waking state, with a sense of pleasure, it is a venial sin.

Moral or spiritual corruption; impurity, degradation, defilement.uncountableusually

• She condescended to wait on them at Pemberley, in spite of that pollution which its woods had received.