Crossword clue: wallboard composed of wood chips or shavings bonded together with resin and compressed into rigid sheets

The most common answer is fiberboard (10 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

fiberboard 10 letters wn-def

wallboard composed of wood chips or shavings bonded together with resin and compressed into rigid sheets

fibreboard 10 letters wn-def

wallboard composed of wood chips or shavings bonded together with resin and compressed into rigid sheets