Definition from Wiktionary, the free dictionary
- In an immutable manner. In a way that cannot be varied, or changed.
(Can we date this quote?), Charlotte Brontë, chapter 33, in Jane Eyre:
- My task was a very hard one; but, as I was absolutely resolved - as my cousins saw at length that my mind was really and immutably fixed on making a just division of the property....they yielded at length.