Search Result for "cobalt": 
Wordnet 3.0

NOUN (1)

1. a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition;
[syn: cobalt, Co, atomic number 27]

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4 definitions retrieved:

The Collaborative International Dictionary of English v.0.48:

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 same as -ald in E. herald and the word would mean ruler or governor in a house, house spirit, the metal being so called by miners, because it was poisonous and troublesome. Cf. Kobold, Cove, Goblin.] 1. (Chem.) A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co. [1913 Webster] Note: It occurs in nature in combination with arsenic, sulphur, and oxygen, and is obtained from its ores, smaltite, cobaltite, asbolite, etc. Its oxide colors glass or any flux, as borax, a fine blue, and is used in the manufacture of smalt. It is frequently associated with nickel, and both are characteristic ingredients of meteoric iron. [1913 Webster] 2. A commercial name of a crude arsenic used as fly poison. [1913 Webster] Cobalt bloom. Same as Erythrite. Cobalt blue, a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; -- called also cobalt ultramarine, and Thenard's blue. Cobalt crust, earthy arseniate of cobalt. Cobalt glance. (Min.) See Cobaltite. Cobalt green, a pigment consisting essentially of the oxides of cobalt and zinc; -- called also Rinman's green. Cobalt yellow (Chem.), a yellow crystalline powder, regarded as a double nitrite of cobalt and potassium. [1913 Webster]
WordNet (r) 3.0 (2006):

cobalt n 1: a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition [syn: cobalt, Co, atomic number 27]
The Elements (07Nov00):

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 produced radioactive isotope of Cobalt is an important radioactive tracer and cancer-treatment agent. Discovered by G. Brandt in 1737.
U.S. Gazetteer Places (2000):

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. km) FIPS code: 15220 Located within: Missouri (MO), FIPS 29 Location: 37.545564 N, 90.288726 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Cobalt, MO Cobalt