What does "pollution" mean?
Physical contamination, now especially the contamination of the environment by harmful substances, or by disruptive levels of noise, light etc.
noun ·Moderate ·High school level
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"Pollution levels are almost always higher in cities rather than the countryside, what with the cars, industry and so on."
"Men who attend the Altar, and should most / Endevor Peace: thir strife pollution brings / Upon the Temple it self […]."
"When occasioned by a voluntary act it is called, simply, Pollution or Masturbation (q.v.); when excited, during sleep, by lascivious dreams, it takes the name Noctur'nal pollution, Exoneiro'sis, Oneirog'mos, Oneirog'onos, Gonorrhœ'a dormien'tium, G. oneirog'onos, G. Vera, G. libidino'sa, Proflu'vium Sem'inis, Spermatorrhœ'a, Paronir'ia salax, Night pollution."
"She condescended to wait on them at Pemberley, in spite of that pollution which its woods had received."
"Because of the problem of air pollution, the bicycle may some day replace the automobile."
Physical contamination, now especially the contamination of the environment by harmful substances, or by disruptive levels of noise, light etc.
Common synonyms include: contamination, abomination, abuse, abuse of office, adulteration, air.
Because of the problem of air pollution, the bicycle may some day replace the automobile.
Pronounced /pəˈljuːʃən/.
From Middle English pollucioun, pollucion (“desecration, impurity”), from Anglo-Norman pollutiun, Middle French pollution, pollucion, and their source, post-classical Latin pollūtiō (“defilement, desecration; nocturnal emission”) (4th century), from the participial stem of polluō (“to soil, defile, contaminate”), from por- (“before”) + -luō (“to smear”), related to lutum (“mud”) and luēs (“filth”). Compare Ancient Greek λῦμα (lûma, “filth, dirt, disgrace”) and λῦμαξ (lûmax, “rubbish, refuse”), Old Irish loth (“mud, dirt”), Lithuanian lutynas (“pool, puddle”).