Definition of Armature

1. Noun. Coil in which voltage is induced by motion through a magnetic field.

Generic synonyms: Coil
Group relationships: Electric Motor, Electromagnet
Specialized synonyms: Rotor, Rotor Coil

Definition of Armature

1. n. Armor; whatever is worn or used for the protection and defense of the body, esp. the protective outfit of some animals and plants.

2. n. That part of a dynamo or electric generator or of an electric motor in which a current is induced by a relatively moving magnetic field. The armature usually consists of a series of coils or groups of insulated conductors surrounding a core of iron.

Definition of Armature

1. Noun. The rotating part of an electric motor or dynamo, which mostly consists of coils of wire around a metal core. ¹

2. Noun. The moving part in an electromechanical device like a loudspeaker or a buzzer. ¹

3. Noun. A piece of soft steel or iron that connects the poles of a magnet ¹

4. Noun. (sculpture) A supporting framework in a sculpture. ¹

5. Noun. A protective organ, structure, or covering of an animal or plant, for defense or offense, like claws, teeth, thorns, or the shell of a turtle. ¹

6. Noun. Armor or a suit of armor. ¹

¹ Source:

Definition of Armature

1. to furnish with armor [v -TURED, -TURING, -TURES]

Medical Definition of Armature

1. 1. Armor; whatever is worn or used for the protection and defense of the body, especially. The protective outfit of some animals and plants. 2. A piece of soft iron used to connect the two poles of a magnet, or electromagnet, 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. Iron bars or framing employed for the consolidation of a building, as in sustaining slender columns, holding up canopies, etc. Origin: L. Armatura, fr. Armare to arm: cf. F. Armature. Source: Websters Dictionary (01 Mar 1998)

Armature Pictures

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Lexicographical Neighbors of Armature

armature (current term)
armchair general
armchair generals
armchair hawk
armchair hawks

Literary usage of Armature

Below you will find example usage of this term as found in modern and/or classical literature:

1. Theory and Calculation of Alternating Current Phenomena by Charles Proteus Steinmetz (1916)
"The counter mmf of the armature current, or armature reaction, combines with the ... The counter emf of self-induction of the armature current, that is, ..."

2. A Course in Electrical Engineering by Chester Laurens Dawes (1922)
"When the current is in phase with the terminal voltage, the armature mmf. is ... Hence, the armature reaction may strengthen the field or may weaken it, ..."

3. Convention by National Electric Light Association Convention, National Independent Meat Packers Association, University of Georgia College of Agriculture, University of Georgia Dept. of Food Science (1897)
"armature current must fall, the power developed will be diminished and the driving effort must ... An increase in speed will increase the armature current, ..."

4. Theoretical Elements of Electrical Engineering by Charles Proteus Steinmetz (1909)
"armature Winding. 37. Fig. 78 shows a six-pole multiple ring winding, and Fig. 79 a six-polar multiple drum winding. As seen, the armature coils are ..."

5. Dyke's Automobile and Gasoline Engine Encyclopedia by Andrew Lee Dyke (1920)
"Where there are grounds in armature winding, or short-circuits between them or short-circuits ... armature Tests with the Test Light for Grounds. Fig. 1. ..."

6. Principles and Practice of Electrical Engineering by Alexander Gray (1917)
"CHAPTER XII armature REACTION 76. The Cross-magnetizing Effect—In Fig. 93, diagram A shows the distribution of the magnetic flux in a two-pole machine when ..."

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