n :  an azo dye C₃₂H₂₂N₆Na₂O₆S₂ that is red in alkaline and blue in acid solution and that is used in a number of diagnostic tests and esp. for the detection of amyloidosis since the injected dye tends to be retained by abnormal amyloid deposits .
 
 
 
Similar sounding terms:   cancroid  can·kered  Ken·a·cort 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.