Fer·mi-Di·rac statistics 
(fĕr′mē-dĭ-răk)
(fĕr′mē-dĭ-răk)n. (used with a sing. verb)
The statistics used in statistical mechanics to describe the behavior of large numbers of fermions.
[After Enrico FERMI and Paul Adrien Maurice DIRAC, who developed the statistics.]
- out-of-door
- out-of-door
- out-of-doors
- out-of-doors
- out of gourd
- out of hand
- out of head
- out of humor
- out of it
- out of it
- out of joint
- out of key
- out of line
- out of luck
- out of one's gourd
- out of one's head
- out of phase
- out of play
- out of plumb
- out-of-pocket
- out of pocket
- out of print
- out of season
- out of sight
- out of sorts