Webster's Revised Unabridged Dictionary · 1913

Immovable

Immovable , adjective

1.
Incapable of being moved; firmly fixed; fast; -- used of material things; as, an immovable foundation.
Immovable, infixed, and frozen round. — Milton
2.
Steadfast; fixed; unalterable; unchangeable; -- used of the mind or will; as, an immovable purpose, or a man who remains immovable.
3.
Not capable of being affected or moved in feeling or by sympathy; unimpressible; impassive. — Dryden
4.
(Law.) Not liable to be removed; permanent in place or tenure; fixed; as, an immovable estate. See Immovable, n. — Blackstone
Collocations (2)
Immovable apparatus (Medicine) , an appliance, like the plaster of paris bandage, which keeps fractured parts firmly in place.
Immovable feasts (Ecclesiastical) , feasts which occur on a certain day of the year and do not depend on the date of Easter; as, Christmas, the Epiphany, etc.

Immovable , noun

1.
That which can not be moved.
2.
(Civil Law) Lands and things adherent thereto by nature, as trees; by the hand of man, as buildings and their accessories; by their destination, as seeds, plants, manure, etc.; or by the objects to which they are applied, as servitudes. — Ayliffe