/brat"is/ , n. , v. , bratticed, bratticing .
n.
1. a partition or lining, as of planks or cloth, forming an air passage in a mine.
2. (in medieval architecture) any temporary wooden fortification, esp. at the top of a wall.
[ 1300-50; ME brutaske, bretage, bretice bretaske, bretage, AF, OF bretesche wooden parapet on a fortress brittisca, appar. a Latinized form of OE Bryttisc BRITISH (or a new formation in ML), on the presumption that such parapets were introduced from Britain ]