HARD RUBBER

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A hard nonresilient rubber formed by vulcanizing natural rubber

Synonyms:

ebonite; hard rubber; vulcanite

Classified under:

Nouns denoting substances

Hypernyms ("hard rubber" is a kind of...):

caoutchouc; gum elastic; India rubber; natural rubber; rubber (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)

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