urao

urao
Trona Tro"na, n. [Of Egyptian or North African origin.] (Chem. & Min.) A native double salt, consisting of a combination of neutral and acid sodium carbonate, {Na2CO3.2HNaCO3.2H2O}, occurring as a white crystalline fibrous deposit from certain soda brine springs and lakes; -- called also {urao}, and by the ancients {nitrum}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • urao — (de or. caribe) m. Carbonato de sosa cristalizado que se forma a orillas de los grandes ríos y lagos de África, Asia y América del Sur. ≃ Trona. ⇒ *Química. * * * urao. (De or. caribe). m. trona1 …   Enciclopedia Universal

  • urao — /oo räˈō/ noun Natron ORIGIN: Sp urao, from Carib …   Useful english dictionary

  • Urao — U*ra o, n. [Sp.] (Min.) See {Trona}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Urao — Urao, so v.w. Thermonatrit …   Pierer's Universal-Lexikon

  • Urāo — Urāo, s. Kohlensaures Natron …   Meyers Großes Konversations-Lexikon

  • Urao — Urao, s. Soda, S. 142 …   Lexikon der gesamten Technik

  • Urao — Urāo, Mineral, s. Trona …   Kleines Konversations-Lexikon

  • Urao — Urao, kohlens. Natron aus einem südamerik. See bei Merida …   Herders Conversations-Lexikon

  • urao — (De or. caribe). m. trona1 …   Diccionario de la lengua española

  • urao — (u ra o) s. m. Nom donné en Colombie au natron, qui est un sous carbonate de soude hydraté …   Dictionnaire de la Langue Française d'Émile Littré

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