definition of
f

[1] #1 f n. [degree Fahrenheit, F] a degree on the Fahrenheit scale of temperature. wn

[2] #2 f n. [fluorine, F, atomic number 9] a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite. wn

[3] #3 f n. [farad, F] the capacitance of a capacitor that has an equal and opposite charge of 1 coulomb on each plate and a voltage difference of 1 volt between the plates. wn

[4] #4 f n. [F] the 6th letter of the Roman alphabet. wn

[5] #5 f n. [F] the 6th letter of the Roman alphabet. wn