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1. The 6th letter of the Roman alphabet
   - F, ef

1. A degree on the Fahrenheit scale of temperature
   - degree Fahrenheit
    
2. A nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite, cryolite or fluorapatite
   - fluorine, atomic number 9
    
3. 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
   - farad

Derived forms: fs, Fs

Type of: alphabetic character, capacitance unit, chemical element, degree, element, gas, halogen, letter, letter of the alphabet

Part of: abfarad, cryolite, fluor, fluorapatite, fluorite, fluorspar, Greenland spar, Latin alphabet, Roman alphabet

Encyclopedia: F, Adam