immovable

a. 1. Incapable of being moved; firmly fixed; fast; -- used of material things; as, an immovable foundation. [ 1913 Webster ]

Immovable, infixed, and frozen round. Milton. [ 1913 Webster ]

2. Steadfast; fixed; unalterable; unchangeable; -- used of the mind or will; as, an immovable purpose, or a man who remains immovable. [ 1913 Webster ]

3. Not capable of being affected or moved in feeling or by sympathy; unimpressible; impassive. Dryden. [ 1913 Webster ]

4. (Law.) Not liable to be removed; permanent in place or tenure; fixed; as, an immovable estate. See Immovable, n. Blackstone. [ 1913 Webster ]

Immovable apparatus (Med.), an appliance, like the plaster of paris bandage, which keeps fractured parts firmly in place. --
Immovable feasts (Eccl.), feasts which occur on a certain day of the year and do not depend on the date of Easter; as, Christmas, the Epiphany, etc. [ 1913 Webster ]