radioactive isotope — An atom with an unstable nucleus that emits radiation as it decays to a more stable form
Part of speech: NOUN
Definition: An atom with an unstable nucleus that emits radiation as it decays to a more stable form
Pronunciation (IPA): /ˌreɪdioʊˈæktɪv ˈaɪsətoʊp/
Example Sentences
- The doctor injected a tiny amount of radioactive isotope to track the patient's thyroid function, promising it wouldn't turn him into a superhero.
- Scientists use radioactive isotopes to determine the age of ancient artifacts and fossils.
- The nuclear power plant accidentally released radioactive isotopes, causing nearby vegetables to glow suspiciously bright at the farmer's market.
radioactive isotope
NOUN[/ˌreɪdioʊˈæktɪv ˈaɪsətoʊp/]
An atom with an unstable nucleus that emits radiation as it decays to a more stable form

Scientists carefully store a glowing radioactive isotope in a lead-lined chamber.

This radioactive isotope breaks both prototype and stereotype!
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🎤Pronunciation
🌳Etymology
🎵Rhyme
🔗Collocations
📝Examples
“The doctor injected a tiny amount of radioactive isotope to track the patient's thyroid function, promising it wouldn't turn him into a superhero.”
“Scientists use radioactive isotopes to determine the age of ancient artifacts and fossils.”
“The nuclear power plant accidentally released radioactive isotopes, causing nearby vegetables to glow suspiciously bright at the farmer's market.”
“Medical researchers are developing new radioactive isotopes for targeted cancer therapy.”
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