Definition of Citadel

a stronghold or fortress that was normally built on elevated ground

Examples of Citadel in a sentence

Guards hid the royal family in a secret room in the citadel during the invasion.  🔊

Without a tank or other piece of heavy machinery, there is no way the troops can gain access to the heavily guarded citadel.  🔊

The king knew he would need every man in his kingdom if he hoped to break through his enemy’s citadel.  🔊

Using a large tree stump, the soldiers tried to breach through the citadel walls.  🔊

The citadel was a solid stone fortress and as such could not be destroyed by fire.  🔊

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