fibreglass

What it means

1. UKuncountableusuallySilica based glass extruded into fibers that possess a length at least 1000 times greater than their width.
2. UKabbreviationellipsisuncountableusuallyEllipsis of fibreglass wool.
3. UKellipsisuncountableusuallyA composite material made from fine fibres of spun glass held together with resin.

In a sentence

to fibreglass the hull of a fishing boat

Where it comes from

Compound of fibre + glass.