Meaning & use
curie
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A unit of radioactivity, originally defined as the activity of one gram of radium, named after Marie and Pierre Curie.
See it in a sentence
Older scientific texts often measure radioactive samples in curies rather than becquerels.
The isotope's activity was recorded at several curies before it decayed.
A note on using this word
Largely replaced by the becquerel as the standard SI unit, though "curie" still appears in older or specialized texts.
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