The phrase "immutable part" is a correct and usable phrase in written English.
You can use it when referring to a part or element of a system that cannot be changed or modified. For example, "The immutable part of the code was locked and could not be altered."
It struck me as an immutable part of How We Live Now, a battle that earlier generations had fought and largely resolved.
Overlying it all is the irony at the core of so many apocalyptic fictions: that self-destruction is an immutable part of the human condition.
Frankenthaler's path to "Mountains and Sea" deserves to be an immutable part of postwar history, and this show should make it so.
And a practice once seen as an immutable part of a girl's life in many ethnic groups and African nations is ebbing, though rarely at the pace or with the organized drive found in Senegal.
At the end of this chilling volume Mr. Savage offers a concise and powerful conclusion: "The expansive presidential powers claimed and exercised by the Bush-Cheney White House are now an immutable part of American history — not controversies but facts.
It had become an immutable part of the drill: at the completion of the flight the astronaut's wife had to leave the house and confront the Beast and all his cameras and microphones and submit to a press conference and answer questions and be the perfect Astronaut's Wife with merely the entire world watching.
We can represent this using a symbol to separate the mutable and immutable parts of the trip: The second mechanism by which duplicate trips are produced is the addition of excursions along the same branch, starting from either end.
"It's an immutable characteristic in part of your core being and your gender identity is not a choice," Olson explains.
This immutable ID is part of the gene designator used in the B. vulgaris nomenclature system and should be stable, in contrast to the designator elements describing the chromosomal assignment and position on pseudochromosomes which may change when currently unassigned or unanchored scaffolds are integrated into the pseudochromosomes.
Another problem with marketing to singles as a group is that people don't see being single as an immutable or even important part of their identity.
The rigid peripatetic division of the universe into two different parts—one immutable and made of crystalline spheres, situated between the fixed stars and the moon, the other mutable, under the moon was also related in the Aristotelian paradigm to the concept of the natural sublunar world formed by the four elements: fire, air, water, and earth.
