noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A material used to provide a high-quality finish on the visible surface of a fibre-reinforced composite, and often taking the form of a thermosetting polymer based on epoxy or unsaturated polyester resin chemistry. countable, uncountable

Etymology

From gel + coat.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.