COBALT
. s. m.
Métal blanc, dur et cassant, ordinairement combiné avec l'arsenic, et dont l'oxyde a la propriété de donner au verre une couleur bleue. Oxyde de cobalt. Bleu de cobalt. Cobalt arsenical. Poudre de cobalt.

L'Academie francaise. 1835.

Regardez d'autres dictionnaires:

  • COBALT — Le cobalt (symbole Co, numéro atomique 27) est un métal placé sur la première ligne de la colonne VIII a, entre le fer et le nickel; il existe des analogies nombreuses entre cet élément, le rhodium et l’iridium. Le cobalt naturel, de masse… …   Encyclopédie Universelle

  • cobalt — COBÁLT s.n. Element chimic metalic foarte dur, alb argintiu, întrebuinţat la fabricarea unor oţeluri speciale, în radioterapie etc., iar sărurile sale la colorarea în albastru a obiectelor de sticlă, de porţelan etc. ♦ Vas, obiect de sticlă, de… …   Dicționar Român

  • Cobalt — Co balt (k[=o] b[o^]lt; 277, 74), n. [G. kobalt, prob. fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G. koben pigsty, hut, AS. cofa room, cofgodas household gods, Icel. kofi hut. If so, the ending old stands for older walt, wald, being… …   The Collaborative International Dictionary of English

  • Cobalt — puede referirse a: Cobalt (Idaho) Cobalt (Misuri) Cobalt (Ontario) Chevrolet Cobalt, un modelo de automóvil. Cobalt Networks, una compañía de hardware de computadora. Palm OS Cobalt, versión 6.0 de Palm OS. Revista Cobalt, una revisa de novelas… …   Wikipedia Español

  • cobalt — Symbol: Co Atomic number: 27 Atomic weight: 58.993 Light grey transition element. Some meteorites contain small amounts of metallic cobalt. Generally alloyed for use. Mammals require small amounts of cobalt salts. Cobalt 60, an artificially… …   Elements of periodic system

  • Cobalt — Cobalt, MO U.S. village in Missouri Population (2000): 189 Housing Units (2000): 89 Land area (2000): 0.145300 sq. miles (0.376326 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.145300 sq. miles (0.376326 sq …   StarDict's U.S. Gazetteer Places

  • cobalt — ► NOUN ▪ a hard silvery white metallic chemical element with magnetic properties, used in alloys. ORIGIN German Kobalt imp, demon (from the belief that cobalt was harmful to the ores with which it occurred) …   English terms dictionary

  • cobalt — [kō′bôlt΄] n. [Ger kobalt: so named ( c. 1730) by Georg Brandt (1694 1768), Swed chemist < Ger kobold, lit., goblin; term used for the ore by miners, who regarded it as worthless and as injurious because of its arsenic content] a hard,… …   English World dictionary

  • cobalt — ou COBOLT. s. m. Demimétal dont on tire l arsenic. Substance minérale qui a la propriété de donner une couleur bleue au verre …   Dictionnaire de l'Académie Française 1798

  • cobált — / cóbalt s. n.; simb. Co …   Romanian orthography

  • Cobalt — vgl. Kobalt …   Das Wörterbuch medizinischer Fachausdrücke

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