1. the rotating part of an electric motor or generator that contains the main current-carrying winding
Usage: electrical engineering
2. a framework used by sculptors to support clay, wax, or other soft materials while modeling
Usage: art; sculpture
3. protective covering or plating, especially armor
Usage: formal; military

Examples

• The motor failed when the armatures became damaged from overheating.
• She carefully built wire armatures before adding clay to create her sculptures.
• The artist used metal armatures to support the large clay figures.
• Electric generators contain copper armatures that spin within magnetic fields.
• Medieval knights wore heavy armatures made of steel plates.
• The sculpture studio provided various sizes of armatures for student projects.