Foam-rubber definition
A light firm spongy rubber made by beating air into latex and then curing it. Foam rubber has a wide range of uses including upholstery and insulation.
noun
Rubber that has been treated to form a firm, spongy foam, used in upholstered seats, mattresses, etc.
noun
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Other Word Forms
Noun
Singular:
foam-rubber
Plural:
foam rubbers