noun Etymology: German Quarz Date: circa 1631 1. a mineral consisting of silicon dioxide occurring in colorless and transparent or colored hexagonal crystals or in crystalline masses 2. a quartz crystal that when placed in an electric field oscillates at a constant frequency and is used to control devices which require precise regulation <
a quartz watch
quartzose adjective

New Collegiate Dictionary. 2001.


Look at other dictionaries:

  • quartz — [ kwarts ] n. m. • 1749; all. Quarz ♦ Forme cristalline commune de la silice (SiO2), appelée à l état pur cristal de roche; élément constitutif fréquent des roches cristallines (granites, rhyolithes, etc.), de certaines roches sédimentaires… …   Encyclopédie Universelle

  • Quartz — ist die Grafikschicht des Apple Betriebssystems Mac OS X. Bei Quartz handelt es sich um eine Bibliothek für 2D und 3D Grafiken, die das grundlegende Darstellungsmodell für Mac OS X bildet. Aufbauend auf dem plattformübergreifenden PDF Standard… …   Deutsch Wikipedia

  • Quartz — Quartz, n. [G. quarz.] (Min.) A form of silica, or silicon dioxide ({SiO2}), occurring in hexagonal crystals, which are commonly colorless and transparent, but sometimes also yellow, brown, purple, green, and of other colors; also in… …   The Collaborative International Dictionary of English

  • quartz — [kwo:ts US kwo:rts] n [U] [Date: 1700 1800; : German; Origin: quarz] a hard mineral substance that is used in making electronic watches and clocks ▪ quartz crystals ▪ a quartz watch …   Dictionary of contemporary English

  • Quartz — der; es, e <aus engl. quartz> engl. Schreibung von dt. Quarz (z. B. zur Kennzeichnung von quarzgesteuerten Uhren) …   Das große Fremdwörterbuch

  • quartz — (n.) 1756, from Ger. Quarz rock crystal, from M.H.G. twarc, probably from a W.Slavic source (Cf. Czech tvrdy, Polish twardy quartz ), from O.C.S. tvrudu hard …   Etymology dictionary

  • quartz — [kwôrts] n. [Ger quarz < ?] any of various crystallized forms of silica that are transparent, translucent, or colored, used in many ways, esp. as a gem or in making glass, lenses, or quartz crystals: see MOHS SCALE quartzose [kwôrts′ōs΄] adj …   English World dictionary

  • quartz — [ kwɔrts ] noun uncount a hard shiny stone often used inside electronic equipment and watches …   Usage of the words and phrases in modern English

  • quartz — ► NOUN ▪ a hard mineral consisting of silica, typically occurring as colourless or white hexagonal prisms. ORIGIN German Quarz, from Polish dialect kwardy, corresponding to Czech tvrdý hard …   English terms dictionary

  • Quartz — This article is about the mineral. For other uses, see Quartz (disambiguation). Quartz Quartz crystal cluster from Tibet General Category …   Wikipedia

  • quartz — quartzose /kwawrt sohs/, quartzous /kwawrt seuhs/, adj. /kwawrts/, n. one of the commonest minerals, silicon dioxide, SiO2, having many varieties that differ in color, luster, etc., and occurring either in masses (as agate, bloodstone, chalcedony …   Universalium

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