is a fortress
for protecting a town
, sometimes with a castle
in its middle. Citadels are most often used to protect a garrison or political power from the inhabitants of the town it is defending. They were designed to ensure loyalty from the town which they defended.
In a fort with bastions, the citadel is the strongest part of the fort, well inside of the outer walls and bastions.
is a record label
based in Sydney
that was responsible for releasing records by The Stems
, The Lime Spiders, and Died Pretty.
is a public military college in Charleston, South Carolina
The Citadel is a military installation and vice-regal residence in Quebec City, Quebec; see Le Citadelle.
Citadel is also the name of a BBS software which was developed in Seattle, Washington.