noun, takes する, transitive verb

  1. washing with cold water (without using soap, etc.).

Variations

Pronunciation Kanji Kana Is Common
 
水洗い みずあらい

Contained Kanji Breakdown

water
みず スイ み (1st, N5)
wash, inquire into, probe
あら.う セン あらい (6th, N3)
water, water radical (no. 85)
さんずい
before, ahead, previous
セン さき ま.ず (1st, N5)
legs radical (no. 10)
ジン ニン がい (Kentei 1)