different between permanence vs immutability

English

Etymology

From Middle French permanence, from Medieval Latin permanentia, from Latin permane? (“I remain; last”).

Pronunciation

• (US) IPA^(key): /?p??m?n?ns/
• (UK) IPA^(key): /?p?m?n?ns/

Noun

permanence (countable and uncountable, plural permanences)

1. The state of being permanent.
2. (physics) The reciprocal of magnetic inductance.

Synonyms

• (state): perdurance, remanence; see also Thesaurus:permanence

Antonyms

• (state): transience
• (state): impermanence

Derived terms

• object permanence
• semipermanence

Related terms

• impermanence
• permanent

Translations

French

Etymology

From Medieval Latin permanentia, from Latin permane? (“I remain; last”).

Pronunciation

• IPA^(key): /p??.ma.n??s/

Noun

permanence f (plural permanences)

1. permanence (state of being permanent)
2. homeroom (classroom or classes)

Derived terms

• en permanence

Related terms

• permanent
• impermanence

Descendants

• ? Romanian: permanen??

Further reading

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

English

Etymology

From Middle French immutabilité, from Latin immutabilitas

Noun

immutability (usually uncountable, plural immutabilities)

1. The state or quality of being immutable; immutableness.
2. (computing) The state of being unchangeable in the memory after creation.

Translations

References

• immutability in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• immutability in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.