|1.||having freedom of movement; movable|
|2.||changing quickly in expression: a mobile face|
|3.||sociol (of individuals or social groups) moving within and between classes, occupations, and localities: upwardly mobile|
|4.||(of military forces) able to move freely and quickly to any given area|
|5.||informal (postpositive) having transport available: are you mobile tonight?|
|6.||a. a sculpture suspended in midair with delicately balanced parts that are set in motion by air currents|
|b. Compare stabile (as modifier): mobile sculpture|
|7.||short for mobile phone|
|[C15: via Old French from Latin mōbilis, from movēre to move]|
|primum mobile (ˈpraɪmʊm ˈməʊbɪlɪ)|
|1.||a prime mover|
|2.||astronomy the outermost empty sphere in the Ptolemaic system that was thought to revolve around the earth from east to west in 24 hours carrying with it the inner spheres of the planets, sun, moon, and fixed stars|
|[C15: from Medieval Latin: first moving (thing)]|
A sculpture made up of suspended shapes that move.
Note: Alexander Calder, a twentieth-century American sculptor, is known for his mobiles.