df

/D F/
noun
  1. 1

    Initialism of date of filing.

noun
  1. 1

    Any of the coordinates, a minimum number of which are needed to specify the motion of a mechanical system.

  2. 2

    Any of the independent variables required to specify the thermodynamic state of a system containing components and phases.

  3. 3

    Any unrestricted variable in a frequency distribution.

Synonyms

noun
  1. 1

    In photography, the distance in front of and behind the subject that appears to be in focus.

Source: https://en.wiktionary.org/wiki/DOF, https://en.wiktionary.org/wiki/degree%20of%20freedom, https://en.wiktionary.org/wiki/depth%20of%20field, https://en.wiktionary.org/wiki/df