Look up: Aar

1. AAR
   Type: Abbreviation Definitions: 1. Abbreviation for antigen-antibody reaction.
   Found on http://www.medilexicon.com/medicaldictio
   
   
2. AAR
   Association of American Railroads
   Found on http://www.scot-rail.co.uk/page/Glossary
   
   
3. AAR
   Air-to-Air Refueling
   Found on http://www.raf.mod.uk/glossary.cfm
   
   
4. AAR
   Air-to-Air Refuelling
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
5. AAR
   Air to Air Refuelling
   Found on http://www.tornado-data.com/siteinfo/glo
   
   
6. AAR
   <abbreviation> Antigen-antibody reaction. ... (05 Mar 2000) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
7. Aar
   Aar, river: see Aare.
   Found on http://www.infoplease.com/ce6/world/A090
   
   
8. AAR
   Association of American Railroads. US body for determination of railway engineering standards, equivalent to the European UIC.
   Found on http://www.railway-technical.com/newglos
   
   
9. AAR
   Air-to-Air Refueling.
   Found on http://www.f-16.net/glossary-A.html
   
   
10. AAR
    At Any Rate
    Found on http://www.netlingo.com/acronyms.php
    
    
11. AAR
    [Naval Acronyms and Slang] Air to air refuelling
    Found on http://www.hmforces.co.uk/Join_The_Force
    
    
12. Aar
    | elevation = | discharge = | watershed = --> The `Aar` (German Aare), a tributary of the High Rhine, is the longest river that both rises and ends entirely within Switzerland.<ref name=CVDE>Bridgwater, W. & Beatrice Aldrich. (1966) The Columbia-Viking Desk Encyclopedia. Columbi...
    Found on http://en.wikipedia.org/wiki/Aar