noun. ['ˈstrɑːntiːəm'] a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite.
- atomic number 38
- strontium 90
- Strontian (Scots)
Words that Rhyme with Strontium
Example sentences of the word strontium
1. Noun, singular or mass
Cheddar cheese is even higher in strontium than whole milk.