In art, an armature is an underlying, unseen, supporting component (usually of wood or metal) for something else.
armature Art History Glossary
18th century Richard Nilsen
Image from page 633 of Knight's American mechanical dicti…
Art Department Glossary and Set Jargon for Film & Television
Armature – Art - Mammoth Memory Art
A_Seamans_Dictionary.pdf
Armature stock image
Definition of Armature - Art History Glossary
A Glossary of the Construction, Decoration and Use of Arms and