| aqua |
a light greenish blue or blue-green color. [2 definitions] |
| aquaculture |
the cultivation of water plants, fish, shellfish, and other aquatic animals in controlled freshwater or saltwater environments. |
| Aquadag |
in electronics, trademark for the graphite coating on the inside of some cathode ray tubes. |
| aqua fortis |
see "nitric acid." |
| Aqua-Lung |
trademark for an underwater breathing device similar to a scuba. |
| aquamarine |
a type of bluish green beryl used in jewelry. [2 definitions] |
| aquanaut |
a person who lives in an undersea dwelling, esp. for purposes of scientific exploration and study. |
| aquaplane |
a board pulled by a speedboat and used to carry a standing rider along the surface of the water. [3 definitions] |
| aqua pura |
pure water. |
| aqua regia |
a volatile, corrosive mixture of nitric and hydrochloric acids, used for dissolving gold and platinum and for testing metals. |
| aquarelle |
(French) watercolor painting with transparent colors, or a painting done by this technique. |
| aquarist |
one who maintains a private aquarium or is curator or director of a public aquarium. |
| aquarium |
an artificial pond or container filled with water in which aquatic forms of life are kept. [2 definitions] |
| Aquarius |
an autumn zodiacal constellation located between Capricornus and Pisces; Water Bearer. [3 definitions] |
| aquatic |
of, in, or taking place on the water. [4 definitions] |
| aquatint |
a type of etching that achieves the soft sweeping tones of a wash drawing or watercolor by careful control of the length of time acid is left on any given area of the etching plate. |
| aquavit |
a strong, colorless Scandinavian liquor flavored with caraway seeds. |
| aqua vitae |
alcohol. [2 definitions] |
| aqueduct |
a channel built to convey water from a long distance. [2 definitions] |
| aqueous |
of, relating to, or similar to water. [3 definitions] |
| aqueous humor |
a clear, watery liquid that fills the chambers between the cornea and the lens of the eye. |