armature

- 2 dictionary results

ar⋅ma⋅ture

[ahr-muh-cher]

–noun

2.	Biology. the protective covering of an animal or plant, or any part serving for defense or offense.

Electricity.

a.	the part of an electric machine that includes the main current-carrying winding and in which the electromotive force is induced.

b.	the pivoted part of an electric device, as a buzzer or relay, that is activated by a magnetic field.

c.	the iron or steel applied across the poles of a permanent magnet to close it, or across the poles of an electromagnet to transmit a mechanical force.

4.	Sculpture. a skeletal framework built as a support on which a clay, wax, or plaster figure is constructed.

Origin:
1535–45; (< MF) < L armātūra an outfit, armor, equiv. to armāt(us) equipped (see arm ² , -ate ¹ ) + -ūra -ure

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source

ar·ma·ture (är'mə-chŏŏr', -chər)

Electricity
1. The rotating part of a dynamo, consisting essentially of copper wire wound around an iron core.
2. The moving part of an electromagnetic device such as a relay, buzzer, or loudspeaker.
3. A piece of soft iron connecting the poles of a magnet.
Biology A protective covering, structure, or organ of an animal or a plant, such as teeth, claws, thorns, or the shell of a turtle.
A framework serving as a supporting core for the material that is used to make a sculpture.

[Middle English, armor, from Old French, from Latin armātūra, equipment, from armātus, past participle of armāre, to arm; see arm².]

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