1. 
   polyatomic
   [adj] - of or relating to a molecule made up of more than two atoms
   Found op http://www.webdictionary.co.uk/definition.php?query=polyatomic
   
   
2. 
   Polyatomic
   Pol`y·a·tom'ic adjective [ Poly- + atomic .] (Chemistry) (a) Having more than one atom in the molecule; consisting of several atoms. (b) Having a valence greater than one. [ Obsolete]
   Found op http://www.encyclo.co.uk/webster/P/120
   
   
3. 
   polyatomic
   <chemistry> Having more than one atom in the molecule; consisting of several atoms. ... Having a valence greater than one. ... Origin: Poly- + atomic. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?polyatomic
   
   
4. 
   polyatomic
   adjective of or relating to a molecule made up of more than two atoms
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=polyatomic
   
   
5. 
   polyatomic
   (pol″e-ә-tom´ik) made up of several atoms.
   Found op http://www.encyclo.co.uk/local/21001
   
   
6. 
   Polyatomic
   • (a.) Having a valence greater than one. • (a.) Having more than one atom in the molecule; consisting of several atoms.
   Found op http://thinkexist.com/dictionary/meaning/polyatomic/
   
   
7. 
   polyatomic
   1) Matter 2) Substance
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/polyatomic/1
   
   

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