1. 
   PW
   acronym: precipitable water
   Found op http://cdiac.ornl.gov/pns/acronyms.html#P
   
   
2. 
   PW
   abbreviation: Palau Islands (USA western Pacific Trust Territory) see also PS
   Found op http://www.apscharts.com/abbrev.html
   
   
3. 
   Pw
   Papermill waste.
   Found op http://grn.com/library/gloss.htm
   
   
4. 
   PW
   Password
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
5. 
   PW
   Private Wire.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
6. 
   pW
   Pico Watts
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
7. 
   PW
   Pulse Width
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
8. 
   PW
   plane wave
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
9. 
   PW
   The two-character ISO 3166 country code for PALAU.
   Found op http://www.duke.edu/~charvey/Classes/wpg/bfglosp.htm
   
   
10. 
    pw
    (networking) The country code for Palau. (1999-01-27)
    Found op http://foldoc.org/pw
    
    
11. 
    Pw
    Per week
    Found op http://www.spareroom.co.uk/content/info-advice/glossary-of-terms/
    
    
12. 
    pw
    password
    Found op http://www.netlingo.com/acronyms.php
    
    

Tip: double click on a word to show its meaning.