Aniline dyes are a type of dye that is soluble in alcohol, water, and other solvents. Additionally, it is also referred to as an 'aniline color'. These dyes are commonly used in various industries such as fashion, textiles, and pharmaceuticals. There are several synonyms for the term 'aniline dye' such as azo dye, basic dye, direct dye, and acid dye. Azo dyes are one of the most commonly used dyes and are used not only in the field of clothing and textiles, but also in the food industry. Basic dyes are used to create bright and vivid colors for packaging and paper. Direct dyes are used in the textile industry to color cotton, wool, and silk fabrics. Acid dyes are commonly used in the food and soap industry. The term 'aniline dye' may also refer to synthetic dyes as well.