not capable of being altered, changed, or modified.
- Also inalterable.
- un·al·ter·a·ble·ness, un·al·ter·a·bil·i·ty, noun
- un·al·ter·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use unalterable in a sentence
It’s also where I learned about the unalterable power of natural forces.At Glacier’s Edge, the Flames Have Always Come for My Family Cabin | jversteegh | August 20, 2021 | Outside Online
unalterable” is code for “we have no intention of changing the system, period.Jewish Responses to the Supreme Court’s Same-Sex Marriage Rulings | Sigal Samuel | June 27, 2013 | THE DAILY BEAST
The silence, profound, unalterable, was the silence in the soul that lies behind all passion and distress.The Wave | Algernon Blackwood
The drooping spirits of his party were revived by the report of his progress and his unalterable confidence.
Can a stronger proof be given that the impression of their form is not unalterable?Buffon's Natural History. Volume VII (of 10) | Georges Louis Leclerc de Buffon
British Dictionary definitions for unalterable
(of a condition, truth, etc) unable to be changed or altered
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012