ARCH BLOCKS

Domain	Definition
Mining	Applied to the wooden voussoirs used in framing a timber support for the tunnel roof, when driving a tunnel on the so-called American system. These blocks are made of plank, superimposed in three or more layers, and abreaking joint. (references)
Source: compiled by the editor from various references; see credits.

Image Slideshow: ARCH BLOCKS

Anagrams: ARCH BLOCKS

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-b-c-c-h-k-l-o-r-s"
	-1 letter: charlocks.
	-2 letters: charlock.
	-3 letters: chorals, schlock, scholar.
	-4 letters: abhors, blacks, blocks, borals, borsch, brachs, broach, brocks, carbos, carobs, caroch, carols, chalks, charks, chocks, choral, clachs, clacks, claros, cloaks, clocks, cobras, corals, corsac, cracks, croaks, crocks, labors, schorl, scorch, shacko, shlock.
	-5 letters: abhor, acock, backs, balks, barks, black, blahs, block, blocs, boars, bocks, bolar, bolas, boral.
Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.