HyperDic: atomic_number_38

English > 1 sense of the expression atomic number 38:
NOUNsubstanceatomic number 38, strontium, Sra soft silver-white or yellowish metallic element of the alkali metal group
English > atomic number 38: 1 sense > noun 1, substance
MeaningA soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite.
Synonymsstrontium, Sr
Narrowerstrontium 90A radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions
Broadermetallic element, metalAny of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Substance ofcelestiteA mineral consisting of strontium sulphate
strontianiteA mineral consisting of strontium carbonate
Spanishestroncio, número atómico 38, Sr
Catalanestronci, número atòmic 38, Sr

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