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eyecup
eyeful
eyeglass
eyehole
eyehook
eyelash
eyelet
eyelevel
eyelid
eyelift
eyeline
eyeliner
eyepiece
eyes-only
eyeshade
eyeshot
eyesight
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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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