noun ar·ma·ture \ˈär-mə-ˌchr, -chər, -ˌtyr, -ˌtr\

: the part of an electric motor or generator that produces an electric current when it turns in a magnetic field

: a frame used by a sculptor to support a figure that is being modeled

Full Definition of ARMATURE

:  an organ or structure (as teeth or thorns) for offense or defense
a :  a piece of soft iron or steel that connects the poles of a magnet or of adjacent magnets
b :  a usually rotating part of an electric machine (as a generator or motor) which consists essentially of coils of wire around a metal core and in which electric current is induced or in which the input current interacts with a magnetic field to produce torque
c :  the movable part of an electromagnetic device (as a loudspeaker)
d :  a framework used by a sculptor to support a figure being modeled in a plastic material
e :  framework 1a <events that serve as the armature of the book>

Examples of ARMATURE

  1. <the rigid armature of a highly stratified society>

Origin of ARMATURE

Middle English, armor, from Latin armatura armor, equipment, from armatus
First Known Use: 15th century


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