cadmium
Cadmium (noun) means a soft, silvery-white metallic chemical element with the symbol Cd and atomic number 48. Example: “Cadmium has the chemical symbol Cd.”
How to use cadmium
Learner’s notesIn plain EnglishA soft, silvery-white metal that is element number 48.
It is a technical term, used mainly in chemistry and science.
Fill the gap
Can you complete this real example?
_____ has the chemical symbol Cd.
Etymology
The word was borrowed from German Cadmium. That in turn goes back to the Ancient Greek word for calamine, a mixture of minerals containing cadmium, which was named after the king Cadmus.