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

1 sense of hard rubber

Sense 1
hard rubber, vulcanite, ebonite -- (a hard nonresilient rubber formed by vulcanizing natural rubber)
       => rubber, natural rubber, India rubber, gum elastic, caoutchouc -- (an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products)