verb

make (a liquid) thinner or weaker by adding water or another solvent to it.

bleach can be diluted with cold water

make weaker,weaken,thin out,thin,make thinner,water down,add water to,mix,doctor,lace,adulterate,cut

adjective

(of a liquid) made thinner or weaker by having had water or another solvent added to it.

weak,diluted,thin,thinned out,watered down,watery,adulterated,cut