1. a temporary partition or barrier made of wood or cloth, especially one used in mines for ventilation
Usage: mining

Examples

• The miners installed a brattice to direct airflow through the tunnel.
• A canvas brattice separated the working area from the main shaft.
• The brattice helped prevent dangerous gas buildup in the mine.
• Workers erected a wooden brattice to control ventilation.
• The old brattice needed replacement after years of use underground.