achromatic substance

См. также в других словарях:

• linin — [lī′nin] n. 〚< L linum, flax + IN1〛 the achromatic substance constituting the netlike structure that connects the granules of chromatin in the nucleus of a cell * * * li·nin (līʹnĭn) n. The filamentous, achromatic material in the nucleus of a… …   Universalium

• linin — 1. A bitter glycoside obtained from Linum catharticum (family Linaceae). 2. A protein in linseed. 3. Obsolete term for the threadlike, nonstaining (achromatic) substance of the cell nucleus, on which chromatin granules were thou …   Medical dictionary

• li|nin — «LY nihn», noun. 1. Chemistry. a crystallizable bitter principle obtained from a European species of flax, used as a purgative. Formula: C23H23O9 2. Biology. a substance now considered to be an artificial product of fixation, but formerly thought …   Useful english dictionary

• Aster — As ter ([a^]s t[ e]r), n. [L. aster aster, star, Gr. asth r star. See {Star}.] 1. (Bot.) A genus of herbs with compound white or bluish flowers; starwort; Michaelmas daisy. [1913 Webster] 2. (Floriculture) A plant of the genus {Callistephus}.… …   The Collaborative International Dictionary of English

• China asters — Aster As ter ([a^]s t[ e]r), n. [L. aster aster, star, Gr. asth r star. See {Star}.] 1. (Bot.) A genus of herbs with compound white or bluish flowers; starwort; Michaelmas daisy. [1913 Webster] 2. (Floriculture) A plant of the genus… …   The Collaborative International Dictionary of English

• German asters — Aster As ter ([a^]s t[ e]r), n. [L. aster aster, star, Gr. asth r star. See {Star}.] 1. (Bot.) A genus of herbs with compound white or bluish flowers; starwort; Michaelmas daisy. [1913 Webster] 2. (Floriculture) A plant of the genus… …   The Collaborative International Dictionary of English

• linin — [lī′nin] n. [< L linum, flax + IN1] the achromatic substance constituting the netlike structure that connects the granules of chromatin in the nucleus of a cell …   English World dictionary

• cytaster — (ˈ)sī|tastə(r) noun Etymology: International Scientific Vocabulary cyt + aster (achromatic substance); originally formed as German zytaster 1. : aster 3 2. : an accessory aster not associated with the chromosomes …   Useful english dictionary

• colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which …   Universalium

• biology — /buy ol euh jee/, n. 1. the science of life or living matter in all its forms and phenomena, esp. with reference to origin, growth, reproduction, structure, and behavior. 2. the living organisms of a region: the biology of Pennsylvania. 3. the… …   Universalium

• motion-picture technology — Introduction       the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… …   Universalium