英和和英

語源

From 中期英語 walle ston, from 古期英語 weallstān (“stone for building”), equivalent to wall +‎ stone.

名詞

wallstone (countable and uncountable, plural wallstones)

1. (architecture) Stone used for building, especially in the construction of walls.
   • 1902, Building, volume 82, page 292:

     In the upper stories the walls are built hollow, the utilised internal linings of brick, and the outer walling built of coursed rubble wallstones from the old demolished building, […]

   • 1979, Raymond R. Burchett, The Mississippian and Pennsylvanian (Carboniferous) Systems in the United States—Nebraska:

     The remainder is used for wallstone or is finely ground for use as filter or as a feed supplement.

アナグラム

• stonewall