Aqueous (adjective)

1. Of or relating to water.
2. Containing water or watery liquid.

Origin:

From the latin word "aqua" meaning water, literally meaning "of or like water".

Examples:

1. The aqueous solution contained dissolved salt.
2. The aqueous humor is a clear fluid that fills the space between the cornea and the lens in the eye.
3. An aqueous extract of the plant was prepared for the experiment.
4. The paint was mixed with an aqueous medium to make it more fluid.
5. The aqueous solution turned out to be highly conductive.