Last Updated
：2025/11/19
tracer
IPA(Pronunciation)
Sense（1）
Sense（2）
Sense（3）
Sense（5）
（ plural ）
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(chemistry) A compound, element, or isotope used to track the progress or history of a natural process.
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tracer
The chemist added a radioactive tracer to the solution to observe how it moved through the reaction network.
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The chemist added a radioactive tracer to the solution to observe how it moved through the reaction network.
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