 For a settlement it would be the main town wall with its associated gatehouses and towers and walls.According to the 1911 "Encyclopædia Britannica", the term was strictly applied to the continuous line of bastions and curtain walls forming "the body of the place", this last expression being often used as synonymous with "enceinte".However, the outworks or defensive wall close to the enceinte were not considered as forming part of it.