An aqueous material refers to a liquid that contains water as a solvent or a primary component. The antonyms of this word include materials that are devoid of water or any liquid component, such as dry, dehydrated or anhydrous. Aqueous materials are typically associated with solutions, suspensions, emulsions, or gels, and are commonly used in various industrial processes, such as chemical production, cosmetics, and pharmaceuticals. In contrast, the antonyms of aqueous materials may include solids, powders, or gases, which do not require the presence of water to exist. The use of antonyms is important in providing more detailed descriptions of different materials and their properties.