1. 
   Icosahedral
   Many sided; a type of virus which does not possess an envelope and has a crystalline appearance; naked virus.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
2. 
   icosahedral
   [adj] - of or relating to an icosahedron
   Found op http://www.webdictionary.co.uk/definition.php?query=icosahedral
   
   
3. 
   Icosahedral
   I`co·sa·he'dral adjective [ See Icosahedron .] (Geom.) Having twenty equal sides or faces.
   Found op http://www.encyclo.co.uk/webster/I/3
   
   
4. 
   icosahedral
   <geometry> Having twenty equal sides or faces. ... See: Icosahedron. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?icosahedral
   
   
5. 
   icosahedral
   adjective of or relating to an icosahedron
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=icosahedral
   
   
6. 
   Icosahedral
   • (a.) Having twenty equal sides or faces.
   Found op http://thinkexist.com/dictionary/meaning/icosahedral/
   
   
7. 
   icosahedral
   Type: Term Pronunciation: ī′kō-să-hē′drăl Definitions: 1. Having 20 equilateral triangular surfaces and 12 vertices, as do most viruses with cubic symmetry.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=43312
   
   
8. 
   icosahedral
   1) Polyhedron
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/icosahedral/1
   
   

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