fluorochrome

from WordNet (r) 3.0 (2006)
fluorochrome
    n 1: any of various fluorescent substances used in fluorescence
         microscopy to stain specimens
    
from The Collaborative International Dictionary of English v.0.48
fluorochrome \fluorochrome\ n.
   Any of various fluorescent substances used in fluorescence
   microscopy to stain specimens.
   [WordNet 1.5]
    

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