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F2T
FA
fa
FA Cup
fa-la
FAA
faas
FAB
Fab
fab
Fabian
Fabian Society
Fabianism
fable
fabled
fabliau
Fablon
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f (2)

f


symbol 
Definition:
 
1. measurements femto-

2. optics f-number

3. physics focal length

4. physics frequency (sense 4)

5. mathematics function

6. used to refer to the sixth vertical row of squares from the left on a chessboard

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