tetrabromophenolphthalein

noun
tet·​ra·​bro·​mo·​phenolphthalein | \"+\

Definition of tetrabromophenolphthalein 

: a dye C20H10Br4O4 used in the form of its disodium salt in X-ray examination especially of the gall bladder

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History and Etymology for tetrabromophenolphthalein

tetrabrom- + phenolphthalein

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