IMMUTABILITY

Pronunciation (US): (GB):

Meaning:

The quality of being incapable of mutation

Example:

Darwin challenged the fixity of species

Synonyms:

fixity; immutability; immutableness

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("immutability" is a kind of...):

changelessness; unchangeability; unchangeableness; unchangingness (the quality of being unchangeable; having a marked tendency to remain unchanged)

Hyponyms (each of the following is a kind of "immutability"):

unalterability (the quality of not being alterable)

agelessness (the quality of being timeless and eternal)

Antonym:

mutability (the quality of being capable of mutation)

Derivation:

immutable (not subject or susceptible to change or variation in form or quality or nature)