Aqueous A"que*ous, a. [Cf. F. aqueux, L. aquosus, fr. aqua. See {Aqua}, {Aquose}.] 1. Partaking of the nature of water, or abounding with it; watery. [1913 Webster]

The aqueous vapor of the air. --Tyndall. [1913 Webster]

2. Made from, or by means of, water. [1913 Webster]

An aqueous deposit. --Dana. [1913 Webster]

{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. [1913 Webster]

The Collaborative International Dictionary of English. 2000.