star fort
Noun
Meaning
star fort (plural star forts)
(fortifications) A fort surrounded on the exterior with projecting angles.
Synonym: trace italienne
Examples
After a slight modification of the star fort allowed an expansion of just six blocks in 1888, the First World War demonstrated that the fortified system of Pamplona was already obsolete.
In 1888, a modest modification of the star fort was allowed, but it just permitted the building of six blocks.
The star fort continued to serve as a military facility until 1964, but just as a garrison.