brat·tice 
(brătĭs)
(brătĭs)n.
1. A partition, typically of wood or cloth, erected in a mine for ventilation.
2. A breastwork erected during a siege.
[Middle English bretice, defensive structure, from Old French bretesche, from Medieval Latin bretescha (turris), British-style (tower), probably from Old English bryttisc, British.]
brattice v.
- unilocular
- unimaginable
- unimaginably
- Unimak Island
- unimpassioned
- unimpeachable
- unimpeachably
- unimportance
- unimportant
- unimproved
- uninformative
- uninformatively
- uninformed
- uninhabitability
- uninhabitable
- uninhabited
- uninhibited
- uninhibitedly
- uninhibitedness
- uninitiated
- uninspired
- uninstall
- uninsurability
- uninsurable
- uninsured