Aqueous

Part of speech: adjective (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.