v. t. - To make thinner or more liquid by admixture with something; to thin and dissolve by mixing.
v. t. - To diminish the strength, flavor, color, etc., of, by mixing; to reduce, especially by the addition of water; to temper; to attenuate; to weaken.
v. i. - To become attenuated, thin, or weak; as, it dilutes easily.
a. - Diluted; thin; weak.