radioactive
Pronunciation: [ˌreɪdiəʊˈæktɪv]
Word
Context: “science”
(adjective) a term used to describe materials that give off radiation. These materials can be found in nature or made by humans. They are special because they release energy that can be harmful.
Example
Uranium is a radioactive element used in some power plants to produce energy.
Example
Lead is not radioactive; it does not give off harmful radiation.
Example
What is the difference between radioactive and non-radioactive materials?
Context: “health”
(adjective) when something is related to the potential health risks from radiation. This can be important in hospitals or research labs where safety is very important.
Example
Doctors take special precautions when working with radioactive materials to protect their patients.
Example
This area is safe because it does not have any radioactive waste.
Example
How can we ensure that the radioactive materials are handled safely?
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