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invariable

adjective · noun

Simple meaning

Not variable; unalterable.

Pronunciation

Say it like this:

ihnvehreeuhbuhl

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US device voice
IPA pronunciation (US)

ɪnˈvɛɹiəbəl

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

adjective

  1. Not variable; unalterable; uniform; always having the same value.

  2. Not liable to or capable of change

  3. mathematics

    Constant.

noun

  1. A quantity that does not vary

  2. Something that does not vary; a constant.

Word at a Glance

Difficulty
C2 · Proficient (estimated)

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: Not variable; unalterable; uniform; always having the same value.

Used this way, invariable is a reasonably familiar word that usually carries little praise or criticism of its own. It usually sounds natural in a wide range of settings.

Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Moderately common
Connotation
No strong connotation
Usage feel
Neutral and straightforward

Nearby words

  • constant , a specialist term, precise but narrower

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use invariable

  • “An invariable temperature.”adjective

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Common Patterns and Combinations

How this word naturally appears with others.

invariable ruleinvariable custominvariable practiceinvariable resultinvariable lawinvariable sequenceinvariable orderinvariable accompaniment

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Word Family

Related forms, grouped by how they connect.

Word family

Words built from the same root.

  • invariancenounDerived noun

    The quality of being resistant to variation.

  • invariablyadverbDerived adverb

    Without variation or change, in every case.

More about this wordSynonyms, forms, origin

Synonyms

adjective

Sense: not variable

constantTechnicalsteadyinvariant

noun

Sense: quantity that does not vary

constantinvariant

Antonyms

Sense: quantity that does not vary

variable

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.