1. 
   LPD
   Line Printer Daemon (protocol) [Berkley]
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
2. 
   LPD
   Landing Ship (Dock). The RN has 2 modern LPDs plus 4 new auxiliary LPDs operated by the RFA. Specialist ships designed to land troops on shore quickly using landing craft floated out from a dock in the stern of the ship.
   Found op http://www.savetheroyalnavy.org/glossary.html
   
   
3. 
   LPD
   Landing Ship (Helicopter). The RN has 1 LPH
   Found op http://www.savetheroyalnavy.org/glossary.html
   
   
4. 
   LPD
   series of amphibious transport docks ships [US]
   Found op http://www.jedsite.info/index.html
   
   
5. 
   lpd
   1) Line printer daemon
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/lpd/1
   
   

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