Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun 2-methylpropenoic_acid

1 sense of 2-methylpropenoic acid

Sense 1
methacrylic acid, 2-methylpropenoic acid -- (an unsaturated acid (C4H6O2) used to make resins and plastics)
       => acid -- (any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt)

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