
1) Atari ST game 2) DOS game
Found on
https://www.crosswordclues.com/clue/quadrel

1) Tile
Found on
https://www.crosswordclues.com/clue/quadrel

Quadrel is a puzzle video game developed by Loriciels and released during June {vgy|1991}. It was released for DOS, Amiga, Atari ST and Amstrad CPC ==Gameplay== The game consists of a series of screens composed of patterns created by criss-crossing lines. the object of the game is to color the image entirely by using the four or less colours avail...
Found on
http://en.wikipedia.org/wiki/Quadrel

square block of brick
Found on
http://phrontistery.info/q.html

• (n.) A square brick, tile, or the like. • (n.) A square piece of turf or peat.
Found on
http://thinkexist.com/dictionary/meaning/quadrel/
Quad'rel noun [ Italian
quadrello , Late Latin
quadrellus , from Latin
quadrus square. See
Quadrate , and confer
Quarrel an arrow.]
1. A square piece of turf or peat. [ Prov. Eng.]
2. A square brick, tile, or the like.
Found on
http://www.encyclo.co.uk/webster/Q/1

a square stone, brick, or tile.
Found on
https://www.infoplease.com/dictionary/quadrel
No exact match found.