stabile

Immobile; unchangeable; stable.

An abstract sculpture, usually of sheet metal, resembling a mobile but having no moving parts.

Fixed; firm: noting, in electrotherapeutics, an electrode which is kept applied to one part, as distinguished from a labile electrode, which is moved about over the surface.

Abstract sculpture or structure of wire, sheet metal, etc.

(chemistry, physics, biology) resistant to change

not able or intended to be moved

a sculpture having fixed units (usually constructed of sheet metal) and attached to a fixed support