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Dictionary entry overview: What does Fr mean?
• FR (noun)
The noun FR has 1 sense:
1. a radioactive element of the alkali-metal group discovered as a disintegration product of actinium
Familiarity information: FR used as a noun is very rare.
Dictionary entry details
|Sense 1||Fr [BACK TO TOP]|
A radioactive element of the alkali-metal group discovered as a disintegration product of actinium
Nouns denoting substances
Hypernyms ("Fr" is a kind of...):
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