The Collaborative International Dictionary
Scaleboard \Scale"board`\ (?; commonly ?), n. [3d scale + board.]
(Print.) A thin slip of wood used to justify a page. [Obs.]
--Crabb.-
A thin veneer of leaf of wood used for covering the surface of articles of furniture, and the like.
Scaleboard plane, a plane for cutting from a board a wide shaving forming a scaleboard.
Wiktionary
n. 1 (context obsolete printing English) A thin slip of wood used to justify a page. 2 (context obsolete English) A thin veneer or leaf of wood used for covering the surface of articles of furniture etc.
Usage examples of "scaleboard".
Just before he was going to jet away, the big overhead doors to each building opened-and two MAZ-543 transporter-erector-launchers carrying an SS-12 Scaleboard nuclear rocket started to roll out.