strontium
noun/ˈstrɑnʃiəm/
Frequency rank: #18,289 most common English word
Meaning
a soft, silvery-yellow metallic element (atomic number 38) that reacts readily with water and air, used in fireworks and formerly in color TV tubes.
Example sentence
Scientists discovered that strontium contamination in the soil near the factory posed a serious health risk.
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