洗浄 (せんじょう)washing; cleansing; cleaning

washing; cleansing; cleaningnoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru
cleansing (one's mind and body)noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru

洗浄, its kanji, and other words that share them.Open this graph

Kanji in 洗浄

洗濯せんたくwashing; laundry
洗剤せんざいdetergent; cleanser
洗濯機せんたくきwashing machine (laundry)
洗い上げるあらいあげるto finish washing; to wash well
洗礼せんれいbaptism
合成洗剤ごうせいせんざいsynthetic detergent
洗うあらうto wash; to cleanse
お手洗いおてあらいtoilet; restroom
浄化じょうかpurification
浄水じょうすいclean water
自浄じじょうself-purification; self-cleansing
浄化槽じょうかそうwater-purification tank
浄土真宗じょうどしんしゅうJōdo Shinshū (offshoot of the Jōdo sect); True Pure Land School
浄土じょうどpure land (esp. the Western Pure Land paradise of Amitabha); (Buddhist) paradise
清浄せいじょうpure; clean
不浄ふじょうuncleanliness; dirtiness

See how 洗浄 connects to the rest of Japanese.