Word: fm
Part of speech: Symbol
Syllables: fm
Definition: The symbol for femtometer or femtometre, a unit of length. The name fermi for this unit is obsolete.
Morphemes:
Affix: fm
Language: en
PoS: Symbol
Meaning: The symbol for femtometer or femtometre, a unit of length. The name fermi for this unit is obsolete.