8 letters · 12 points in Scrabble
noun a partition (often temporary) of planks or cloth that is used to control ventilation in a mine
verb supply with a brattice, to ventilate mines
originInherited from Middle English bretage, bretace, from Old French bretesce, bretesche, breteske, from Late Latin brittisca.
Etymology from Wiktionary, CC BY-SA 3.0