1. 
   DF
   abbreviation: Direction Finder (of electronic/electromagnetic emission)
   Found op http://www.apscharts.com/abbrev.html
   
   
2. 
   DF
   Data Field + Default + Destination Field + Device Flag + Double Flag
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
3. 
   DF
   Direction Finding or Finder
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
4. 
   DF
   Distribution Frame
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
5. 
   DF
   Direction-Finding Wireless Telegraphy.
   Found op http://www.aeroplanemonthly.com/glossary/
   
   
6. 
   DF
   Dong Feng
   Found op http://www.jedsite.info/index.html
   
   
7. 
   df
   <abbreviation> Decayed and filled teeth. ... Synonym: df caries index. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?df
   
   
8. 
   df
   degrees of freedom.
   Found op http://www.encyclo.co.uk/local/21001
   
   
9. 
   df
   Type: Abbreviation Definitions: 1. Abbreviation for decayed and filled teeth. Synonyms: df caries index
   Found op http://www.medilexicon.com/medicaldictionary.php?t=24293
   
   
10. 
    Df
    [Unix] df (abbreviation for ``disk free``) is a standard Unix computer program used to display the amount of available disk space for filesystems on which the invoking user has appropriate read access. df is usually implemented by reading the mtab file or using statfs. df first appeared in V...
    Found op http://en.wikipedia.org/wiki/Df_(Unix)
    
    
11. 
    DF
    Dear Friend
    Found op http://www.netlingo.com/acronyms.php
    
    
12. 
    DF
    [Naval Acronyms and Slang] Defensive Fire
    Found op http://www.encyclo.co.uk/local/21733
    
    

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