1. 
   semirigid
   [adj] - (aeronautics) having a form maintained by a rigid keel-like structure as well as by internal gas pressure 2. [adj] - not fully rigid
   Found op http://www.webdictionary.co.uk/definition.php?query=semirigid
   
   
2. 
   semirigid
   adjective not fully rigid
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=semirigid
   
   
3. 
   semirigid
   adjective having a form maintained by a rigid internal structure as well as by internal gas pressure
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=semirigid
   
   
4. 
   semirigid
   1) Rigid
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/semirigid/1
   
   

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