a greenish, water-soluble, solid, coal-tar derivative, obtained by the oxidation of a mixture of aniline and the toluidines, that forms deep-red solutions: used chiefly as a dye.
a greenish crystalline substance, the quaternary chloride of rosaniline, forming a red solution in water: used as a textile dye and a biological stain. Formula: C20H19N3HCl Also called magenta
basic fuchsin n.
A mixture of rosanilin and pararosanilin chlorides used to stain cellular elements, certain tissues, and bacteria, especially tubercle bacilli.
fuchsin fuch·sin (fyōōk’sĭn) or fuch·sine (-sĭn, -sēn’)
Any of various red to purple-red rosanilin dyes used as bacterial and histological stains.
- Basic fuchsin-methylene blue stain
basic fuchsin-methylene blue stain basic fuchsin-methylene blue stain n. A stain that produces differential staining in which nuclei stain purple; collagen and connective tissue stain blue; mitochondria, myelin, and lipid droplets stain red; and cytoplasm, smooth muscle cells, and chrondroblasts stain pink.
- Basic industry
noun an industry which is highly important in a nation’s economy Historical Examples Agriculture is the foremost and basic industry of the institution. Tuskegee & Its People: Their Ideals and Achievements Various Agriculture is or has been the basic industry of nearly every race or nation that has succeeded. The Martin Luther King, Jr. Day, […]
- Basic jovial
basic jovial language A subset of JOVIAL written ca. 1965. [Sammet 1969, p.529]. (1995-04-19)
- Basic input/output system
basic input/output system operating system (BIOS, ROM BIOS) The part of the system software of the IBM PC and compatibles that provides the lowest level interface to peripheral devices and controls the first stage of the bootstrap process, including installing the operating system. The BIOS is stored in ROM, or equivalent, in every PC. Its […]