immutability

Definitions

The quality or state of being unchanging or incapable of change.

In computer science, the property of an object whose state cannot be modified after it is created.

Examples

The immutability of the laws of physics ensures that experiments yield consistent results over time.

In functional programming, the immutability of data structures helps prevent unintended side effects.

The ancient stone carvings are a testament to the immutability of the king's original decree.

Synonyms

permanence stability fixity constancy unchangeableness invariability steadfastness

Antonyms

mutability changeability variability flexibility instability volatility fluctuation