immovable

Incapable of being physically moved: fixed.

Adjective

Incapable of being physically moved: fixed.
Synonyms: static unmovable fixed immobile immotile immovable inanimate inert lifeless sessile rigid stationary stuck unmoveable

Antonyms: movable ambulatory animate kinetic mobile motile motive vagile
Steadfast in purpose or intention: unalterable, unyielding.
- I pleaded with him not to resign, but he was immovable. - 1994, Nelson Mandela, Long Walk to Freedom: The Autobiography of Nelson Mandela, London: Abacus, published 2010, page 101:
Synonyms: adamant staunch ardent grim bent on bloody-minded bullheaded certain chronic confirmed determined diehard dogged hard-hearted hard-nosed hardheaded headstrong immovable incalcitrant inflexible irrefragable insistent intractable intransigent
Not capable of being affected or moved in feeling: impassive.
- How much happier is he […]who ent'ring on himself remains immovable, and smiles at the madness of the Dance - 1690, [John] Dryden, “To the Right Honourable Philip Earl of Leycester, &c.”, in Don Sebastian, King of...
Synonyms: dead inside unmovable alexithymic apathistical clinical dull phlegmatic cold-blooded cold-hearted dispassionate emotionless immovable impassible impassive insensible nonemotional nonfeeling nonpassionate nonsentimental stolid unemotional unfeeling unpassionate unsentimental
Not liable to be removed: permanent in place or tenure, fixed.
- an immovable estate

Etymology tree Middle English immevable English immovable From Middle English immevable, immoveable. Equivalent to im- + movable.

Something immovable.
1. (law, in the plural) Immovable objects or property, as land, buildings, etc.