Caesium
caesium caesium, Caesium C[ae]"si*um, n. [NL., from L. caesius bluish gray.] (Chem.) A rare alkaline metal found in mineral water; -- so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis, and is the most strongly basic and electro-positive substance known. Symbol Cs. Atomic number 55. Atomic weight 132.6.

Syn: cesium, Cs [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • caesium — Symbol: Cs Atomic number: 55 Atomic weight: 132.90545 Soft silvery white metallic element belonging to group 1 of the periodic table. One of the three metals which are liquid at room temperature. Cs 133 is the natural, and only stable, isotope.… …   Elements of periodic system

  • caesium — caesium, Caesium C[ae] si*um, n. [NL., from L. caesius bluish gray.] (Chem.) A rare alkaline metal found in mineral water; so called from the two characteristic blue lines in its spectrum. It was the first element discovered by spectrum analysis …   The Collaborative International Dictionary of English

  • caesium — Véase cesio. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • caesium — chiefly Brit var of CESIUM …   Medical dictionary

  • Caesium — vgl. Cäsium …   Das Wörterbuch medizinischer Fachausdrücke

  • caesium — see CESIUM (Cf. cesium) …   Etymology dictionary

  • caesium — [sē′zē əm] n. CESIUM …   English World dictionary

  • Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …   Wikipedia

  • Caesium — Eigenschaften …   Deutsch Wikipedia

  • caesium — /ˈsiziəm/ (say seezeeuhm) noun a rare, extremely active, soft, monovalent metallic element showing blue lines in the spectrum, used in photoelectric cells. The radioactive isotope, caesium 137, is obtained from nuclear reactors and is used in… …   Australian English dictionary

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