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Reactive metal element
Answer for the clue "Reactive metal element ", 7 letters:
caesium
Alternative clues for the word caesium
Word definitions for caesium in dictionaries
WordNet
Word definitions in WordNet
n. a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal [syn: cesium , Cs , atomic number 55 ]
Longman Dictionary of Contemporary English
Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ It had a caesium 137 concentration of only 4 becquerels per kilogram. ▪ The caesium chloride lattice is thus said to have 8:8 coordination. ▪ The caesium chloride structure, for example, consists of a cubic structure of cations ...
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
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, ...
Wiktionary
Word definitions in Wiktionary
alt. A metallic chemical element (''symbol'' Cs) with an atomic number of 55. n. A metallic chemical element (''symbol'' Cs) with an atomic number of 55.
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
see cesium .
Usage examples of caesium.
Cabbage, decoction of, action on Drosera, 83 Cadmium chloride, action on Drosera, 183 Caesium, chloride of, action on Drosera, 181 Calcium, salts of, action on Drosera, 182 Camphor, action on Drosera, 209 Canby, Dr.