Wiktionary
f.
abbr. 1 and the following (page, paragraph, etc.) 2 (context grammar English) (abbreviation of feminine English) 3 (context biology English) (abbreviation of form English) (non-gloss definition: Used in certain three-part names)
WordNet
f.
adj. ; free or impurities; having a high or specified degree of purity; "gold 21 carats fine" [syn: fine]