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Noun: strontium 90
  1. A radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions; can be assimilated like calcium into bones

Type of: atomic number 38, Sr, strontium

Encyclopedia: Strontium 90

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strongroom
strong-scented
strong-smelling
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Strongylodon
Strongylodon macrobotrys
strontia
strontianite
strontium
strontium 90
strop
strophanthin
strophanthus
Strophanthus kombe
Stropharia
Stropharia ambigua
Stropharia hornemannii
Stropharia rugoso-annulata
Strophariaceae
strophe