adjective. Reduced in strength; thin; weak.

verb. Simple past tense and past participle of dilute.

adjective. That has had something added in order to dilute it.

adjective. reduced in strength or concentration or quality or purity

"The same quantity of wine diluted intoxicates sooner than the same quantity drank in the same time _without_ dilution; the wine being applied to a larger surface of the stomach, acts with proportionably greater quickness -- though wine _diluted_ sooner _intoxicates_, its effects are sooner over."

concentrated  

cut  thinned  washy  watery  weak  

computed  disputed  looted  polluted  reputed  

adulterated  airy  attenuate  attenuated  boyish  

dilute