Aqueous

a.	1.	Partaking of the nature of water, or abounding with it; watery. The aqueous vapor of the air. - Tyndall.
	2.	Made from, or by means of, water. An aqueous deposit. - Dana. Aqueous extract an extract obtained from a vegetable substance by steeping it in water. Aqueous humor (Anat.) one the humors of the eye; a limpid fluid, occupying the space between the crystalline lens and the cornea. (See Eye. Aqueous rocks (Geol.) those which are deposited from water and lie in strata, as opposed to volcanic rocks, which are of igneous origin; - called also sedimentary rocks.

Adj.

1.

aqueous - similar to or containing or dissolved in water; "aqueous solutions"

H2O, water