Definitions for

Overview of noun fr

The noun fr has 1 senses? (no senses from tagged texts)
1. francium, Fr, atomic number 87

(a radioactive element of the alkali-metal group discovered as a disintegration product of actinium) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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