1. thorium

noun. ['ˈθɑːriːəm'] a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands.

Rhymes with Thorium

• abiam
• ad-nauseum
• alluvium
• ammonium
• ankerium
• aquarium
• atrium
• auditorium
• axiom
• bacterium
• barium
• beryllium
• byzantium
• cadmium
• calcium
• capernaum
• cesium
• chriptosporidium
• chromium
• colloquium

Sentences with thorium

1. Noun, singular or mass
A Geiger counter will pick up the radiation from the thorium.

2. Adjective
Zircon is a rare mineral made from the zirconium silicate compound with uranium and thorium elements.

2. thorium-228

noun. radioactive isotope of thorium with mass number 228.