df
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English
Definitions
noun
- Initialism of date of filing.
noun
- Any of the coordinates, a minimum number of which are needed to specify the motion of a mechanical system.
- Any of the independent variables required to specify the thermodynamic state of a system containing components and phases.
- Any unrestricted variable in a frequency distribution.
noun
- In photography, the distance in front of and behind the subject that appears to be in focus.