The Collaborative International Dictionary
Aqueous \A"que*ous\, a. [Cf. F. aqueux, L. aquosus, fr. aqua. See Aqua, Aquose.]
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Partaking of the nature of water, or abounding with it; watery.
The aqueous vapor of the air.
--Tyndall. -
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.
Usage examples of "aqueous extract".
There is a considerable demand on the Continent for an aqueous extract of the berries called Roob, or Rob of Juniper, and the distilled oil is in this case a by-product, the berries being first crushed and macerated with water and then distilled with water and the residue in the still evaporated to a soft consistence.