1. 
   luciferin
   compound whose activated form emits light.
   Found op http://www.ucmp.berkeley.edu/glossary/glossary_3.html
   
   
2. 
   luciferin
   [n] - pigment occurring in luminescent organisms (as fireflies)
   Found op http://www.webdictionary.co.uk/definition.php?query=luciferin
   
   
3. 
   luciferin
   <protein> Substrate for the enzyme luciferase that catalyses an oxidative reaction leading to photon emission (bioluminescence). ... (18 Nov 1997) ...
   Found op http://www.mondofacto.com/facts/dictionary?luciferin
   
   
4. 
   luciferin
   noun pigment occurring in luminescent organisms (as fireflies); emits heatless light when undergoing oxidation
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=luciferin
   
   
5. 
   luciferin
   in biochemistry, any of several organic compounds whose oxidation in the presence of the enzyme luciferase produces light. Luciferins vary in ... [3 related articles]
   Found op http://www.britannica.com/eb/a-z/l/80
   
   
6. 
   luciferin
   luciferin 1. A substance found in the cells of bioluminescent organisms; such as, glowworms and fireflies, that on oxidation emits bluish-green light with very little heat. 2. Any of several substances involved in the emission of light by a living organism. Luciferins are chemically diverse, depen...
   Found op http://www.wordinfo.info/words/index/info/view_unit/1211/
   
   
7. 
   Luciferin
   Luciferins (from the Latin lucifer, "light-bringer") are a class of light-emitting heterocyclic compounds found in organisms that cause bioluminescence. Luciferin undergoes an enzyme-catalysed oxidation and the resulting unstable reaction intermediate emits light upon decaying to its ground state. ...
   Found op http://en.wikipedia.org/wiki/Luciferin
   
   
8. 
   luciferin
   1) Animal pigment 2) Compound whose activated form emits light
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/luciferin/1
   
   

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