Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun methyl_orange

1 sense of methyl orange

Sense 1
methyl orange -- (an azo dye used as an acid-base indicator; used for titrations involving weak bases)
       => azo dye -- (any dye containing one or more azo groups)
       => acid-base indicator -- (an indicator that changes color on going from acidic to basic solutions)