(noun, adjective)


1. not subject or susceptible to change or variation in form or quality or nature

- the view of that time was that all species were immutable, created by God

Similar word(s): changeless

2. constant and unchanging

- the immutable laws of nature

Similar word(s): constant

Sentences with immutable as an adjective:

- The government has enacted an immutable law.


1. Something that cannot be changed.