abbr. Electr. faraday.
n. (also f) (pl. Fs or F's)
1 the sixth letter of the alphabet.
2 Mus. the fourth note of the diatonic scale of C major.
abbr. (also F.)
4 fine (pencil-lead).
5 Biol. filial generation (as F1 for the first filial generation, F2 for the second, etc.).
symb. Chem. the element fluorine.
Useful english dictionary. 2012.