in·​vari·​able | \ (ˌ)in-ˈver-ē-ə-bəl How to pronounce invariable (audio) \

Definition of invariable

: not changing or capable of change : constant an invariable routine

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Other Words from invariable

invariability \ (ˌ)in-​ˌver-​ē-​ə-​ˈbi-​lə-​tē How to pronounce invariable (audio) \ noun
invariable noun

Examples of invariable in a Sentence

Recent Examples on the Web His invariable lunch order was half an egg-salad sandwich and a glass of chocolate milk. James R. Hagerty, WSJ, 29 Jan. 2020 In an industry where profit depends on how quickly tables get turned, the logistical challenges of accommodating the invariable questions that come along with consuming cannabis might prove to be more time consuming than first anticipated. Billy Lyons, Fortune, 15 June 2019 In modern usage, ‘behalf’ is an invariable noun and has no plural form. Ruth Walker, The Christian Science Monitor, 22 June 2017 But what about the invariable pushback from a minor league hurler who received a $1 million bonus? Ray Glier, USA TODAY, 13 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'invariable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of invariable

15th century, in the meaning defined above

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Time Traveler for invariable

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The first known use of invariable was in the 15th century

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Cite this Entry

“Invariable.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2021.

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More Definitions for invariable



English Language Learners Definition of invariable

: not changing or capable of change : staying the same : not variable


in·​vari·​able | \ in-ˈver-ē-ə-bəl How to pronounce invariable (audio) \

Kids Definition of invariable

: not changing or capable of change an invariable routine

Other Words from invariable

invariably \ -​ˈver-​ē-​ə-​blē \ adverb


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