411 REFERENCE · Wiktionary
Fy
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Appendix:Variations of "fy"
Translingual
Etymology
mul feynmanium element 137 (Uts), untriseptium.
Symbol
mul informal Symbol for feynmanium
Usage notes
This is not an official designation, but is a nickname used by some members of the nuclear physics community.
Synonyms
mul Uts untriseptium this is the current official designation for this hypothetical element