noun, noun or participle which takes 'suru', transitive verb
prewashing; pre-wash
Refers to washing something beforehand, often as a preliminary step before the main wash. Common in laundry, dishwashing, or industrial cleaning contexts.
汚れがひどいので、予洗してから洗濯機に入れた。
Because the stains were bad, I prewashed it before putting it in the washing machine.
Please do the prewashing of the dishes in the sink.