Dictionary.com
Thesaurus.com

plyboard

American  
[plahy-bawrd] / ˈplaɪˌbɔrd /

noun

Chiefly British.
  1. Also called blockboard.  a building material consisting of strips of softwood that are glued together in parallel layers between two sheets of veneer.


Etymology

Origin of plyboard

First recorded in 1910–15; ply 2 ( def. ) + board ( def. )