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Definition of Armature
Ar´ma`ture | n. | 1. | Armor; whatever is worn or used for the protection and defense of the body, esp. the protective outfit of some animals and plants. | | 2. | (Magnetism) A piece of soft iron used to connect the two poles of a magnet, or electro-magnet, in order to complete the circuit, or to receive and apply the magnetic force. In the ordinary horseshoe magnet, it serves to prevent the dissipation of the magnetic force. | | 3. | (Arch.) Iron bars or framing employed for the consolidation of a building, as in sustaining slender columns, holding up canopies, etc. | | 4. | (Elec.) That moving part of a dynamo or electric generator in which a current is induced by a moving through a magnetic field, or, in an electric motor, the part through which the applied current moves, thereby generating torque. The armature usually consists of a series of coils or groups of insulated conductors surrounding a core of iron. |
Related Words
coil, electric motor, electromagnet, rotor, rotor coil
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