[sit-uh-dl, -uh-del] 
| 1. | a fortress that commands a city and is used in the control of the inhabitants and in defense during attack or siege. |
| 2. | any strongly fortified place; stronghold. |
| 3. | (formerly) a heavily armored structure on a warship, for protecting the engines, magazines, etc. |
| cit·a·del (sĭt'ə-dəl, -děl') n.
[French citadelle, from Italian cittadella, diminutive of città, city, from Latin cīvitās; see city.] |
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