1. (n.) A movable tower erected by besiegers for purposes of attack and defense.

2. (n.) A bell tower, usually attached to a church or other building, but sometimes separate; a campanile.

3. (n.) A room in a tower in which a bell is or may be hung; or a cupola or turret for the same purpose.

4. (n.) The framing on which a bell is suspended.

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