
1) Abatis cousin 2) Angular military building 3) Angular military construction 4) Angular military structure 5) Battle line projection 6) Battlement 7) City of the US 8) City in North America 9) City in the USA 10) City of Georgia 11) City of the United States 12) City of the Americas 13) City of North America
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https://www.crosswordclues.com/clue/redan

Redan (a French word for `projection`, `salient`) is a term related to fortifications. It is a work in a V-shaped salient angle toward an expected attack. It can be made from earthworks or other material. The redan developed from the lunette, originally a half-moon-shaped outwork; with shorter flanks it became a redan. The Russians used redans...
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http://en.wikipedia.org/wiki/Redan

field fortification with two parapets meeting at an angle
Found on
http://phrontistery.info/r.html

• (n.) A work having two parapets whose faces unite so as to form a salient angle toward the enemy. • (n.) A step or vertical offset in a wall on uneven ground, to keep the parts level.
Found on
http://thinkexist.com/dictionary/meaning/redan/

outwork with two faces forming a salient angle
Found on
http://www.encyclo.co.uk/local/22129
Re·dan' noun [ French, for Old French
redent a double notching or jagging, as in the teeth of a saw, from Latin prefix
re- re- +
dens ,
dentis , a tooth. Confer
Redented .] [ Written sometimes
redent and
redens .]
1. (Fort.) A work hav...
Found on
http://www.encyclo.co.uk/webster/R/29

In fortifications, a redan is a work with two parapets whose faces unite so as to form a salient angle towards the enemy.
Found on
http://www.probertencyclopaedia.com/browse/FR.HTM

outwork with two faces forming a salient angle
Found on
https://www.encyclo.co.uk/local/20402
No exact match found.