brom·thy·mol blue noun \ˌbrōm-ˈthī-ˌmȯl-\
: a dye derived from thymol that is an acid-base indicator —called also bro*mo*thy*mol blue, \ˌbrō-mō-ˈthī-ˌmȯl-\
First Known Use of BROMTHYMOL BLUE
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