different between steadfast vs immutable

English

Alternative forms

• stedfast (obsolete)

Etymology

From Middle English stedefast, from Old English stedefæst, from Proto-Germanic *stadifastuz, equivalent to stead (“place; spot; position”) +? fast (“firm; fixed”). Cognate with Middle Dutch stedevast (“steadfast”), Icelandic staðfastur (“steadfast”), Danish stedfast (“firmly attached, secured”), Danish stadfæste (“to confirm; ratify”), Norwegian Bokmål stadfeste (“confirm, ratify; establish”), Swedish stadfästa (“to confirm; establish”).

Pronunciation

• (General American) IPA^(key): /?st?dfæst/

Adjective

steadfast (comparative steadfaster or more steadfast, superlative steadfastest or most steadfast)

1. Fixed or unchanging; steady.
2. Firmly loyal or constant; unswerving.

Derived terms

• steadfastly
• steadfastness

Translations

English

Etymology

From French, ultimately from Latin imm?t?bilis (“unchangable”); im- +? mutable

Pronunciation

Adjective

immutable (not comparable)

1. unable to be changed without exception.

2. (programming, of a variable) not able to be altered in the memory after its value is set initially.

Antonyms

• mutable
• nonimmutable

Derived terms

Translations

Noun

immutable (plural immutables)

1. something that cannot be changed

Anagrams

• multibeam

French

Pronunciation

• IPA^(key): /i.my.tabl/

Adjective

immutable (plural immutables)

1. immutable
2. (programming) immutable

Further reading

• “immutable” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).