Fiberglass Definition

fībər-glăs
noun
A material consisting of extremely fine glass fibers, used in making various products, such as yarns, fabrics, insulators, and structural objects or parts.
American Heritage
Finespun filaments of glass like Fiberglas.
Webster's New World

US spelling of fibreglass.

Wiktionary
Synonyms:
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verb

US spelling of fibreglass.

Wiktionary
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Other Word Forms of Fiberglass

Noun

Singular:
fiberglass
Plural:
fiberglasses

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