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Word of the Day Wednesday, June 10, 2026

fiberglass

/ˈfaɪbərɡlæs/ noun · British & US
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What does fiberglass mean?

noun

A material made from extremely fine glass fibers, used to make lightweight, strong, and durable products such as boat hulls, car bodies, and insulation.

Example

"The boat's hull was made of fiberglass, making it resistant to damage from waves and collisions."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for fiberglass

Rhymes with fiberglass

Etymologically related