1. 
   TLR
   The three letter abbreviation TLR can mean ==Biology== ==Communications== ==Reviews== ==Travel== ==Fiction== ...
   Found op http://en.wikipedia.org/wiki/TLR
   
   
2. 
   TLR
   Twin Lens Reflex camera. A fixed mirror replaces the SLR's flip-up mirror, so making this design very quiet. (Medium Format) 6cmx6cm. Rollei is the best known. (see Medium format, Parallax error & SLR )
   Found op http://www.peterashbyhayter.co.uk/glossaryT-Z.html
   
   
3. 
   TLR
   Teaching and Learning Responsibility payments.
   Found op http://www.wolverhampton.gov.uk/education_learning/schools/governors/glossa
   
   
4. 
   TLR
   Twin lens reflex camera that have separate viewing and actual exposure lens. Rollei still have one in production.
   Found op http://www.rodsmith.org.uk/photographic%20glossary/rods%20photographic%20gl
   
   
5. 
   TLR
   Type: Term Definitions: 1. Abbreviation for toll-like receptors, under receptor.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=92293
   
   
6. 
   tlr
   1) Teaching and learning responsibility payments
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/tlr/1
   
   

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