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English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
rod sheath — enamel prism s … Medical dictionary
enamel prism sheath — enamel rod sheath a sheath of organic tissue completely or partially surrounding each enamel prism. Called also prism s. and rod s … Medical dictionary
Enamel rod — An Enamel rod is the basic unit of tooth enamel. The antiquated term is enamel prism. Measuring 4 μm wide to 8 μm high, an enamel rod is a tightly packed, highly organized mass of hydroxyapatite crystals. In cross section, it is best compared to… … Wikipedia
square rod — noun a) a unit of area used for measuring small quantities of land. Equal in size to a square with sides 1 rod in length. Equal to 30¼ square yards or 1/160 acre. Sometimes known, simply, as a rod. A square rod could be made of acrylic, nylon,… … Wiktionary
Maddox prism rods — Mad·dox prism, rods (madґəks) [Ernest Edmund Maddox, English ophthalmologist, 1860–1933] see under prism and rod … Medical dictionary
enamel rod — n one of the elongated prismatic bodies making up the enamel of a tooth called also enamel prism … Medical dictionary
Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass … Wikipedia
Charles Wheatstone — Wheatstone, drawn by Samuel Laurence in 1868 Born 6 … Wikipedia