汚染|おせんosen[0]heiban (flat)

1. noun, suru verb, transitive verb, intransitive verbpollution; contamination
   汚染おせんが地球ちきゅうを傷きずつけている。↗

   Pollution is damaging our earth.

• Synonym汚濁おだくWrittenA formal word for water, air, etc. turning dirty or turbid, as in 「水質汚濁」; common in environmental regulations.
• SynonymポリューションWrittenA loanword for pollution or public hazard; rare in everyday use — 「汚染」 or 「公害」 is the usual choice. Mostly found in formal writing.
• Related汚れよごれWrittenRead 「けがれ」: impurity or defilement in a religious or moral sense, as in 「心の汚れ」; it does not describe environmental pollution. Formal in nuance.
• Related汚すよごすNeutralA neutral verb for making things dirty, as in 「服を汚す」; broad in range and colloquial, while 「汚染」 mainly covers the environment and harmful substances.
• Antonym浄化じょうかNeutralA neutral word for removing pollution and making something clean, as in 「水を浄化する」; also used for cleaning up an unhealthy social climate.
• Antonym清浄せいじょうWrittenThe reverse of 「汚染」: a clean, unpolluted state, as in 「清浄な空気」; leans toward written prose.

Use 「汚染」 for pollution of the air, water, soil, or by radioactive material; 「汚濁」 for water turning murky. To dirty something in daily life use 「汚す」, and to remove pollution use 「浄化」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 汚けがすこと。汚きたなくすること。
2. 狭義きょうぎでは特とくに、汚濁おだくが、大気たいき、水みず、土壌どじょう等とうと混合こんごうするなどして、容易よういに除去じょきょできなくなること。
3. 悪弊あくへいに塗まみれた状態じょうたいにすること。