indistinguishable

adjective

in·​dis·​tin·​guish·​able ˌin-di-ˈstiŋ-gwi-shə-bəl How to pronounce indistinguishable (audio)
-ˈstiŋ-wi-
: not distinguishable: such as
a
: lacking identifying or individualizing qualities
seemingly indistinguishable alternatives
b
: not clearly recognizable or understandable
indistinguishable differences
c
: indeterminate in shape or structure
indistinguishable forms in the mist
indistinguishability noun
indistinguishableness noun
indistinguishably adverb

Examples of indistinguishable in a Sentence

indistinguishable differences that can be measured only electronically indistinguishable shapes in the fog
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The team notes that the gases are chemically indistinguishable from gases present in volcanic rocks from Hawaiʻi, where volcanism is fueled by a mantle plume. David Bressan, Forbes.com, 27 May 2025 Musically, the song is indistinguishable from most modern country — a plangent guitar melody leading the way, followed by the sinister percussive drop of a trap beat. Jon Caramanica, New York Times, 21 May 2025 The film makes clear that, to the co-directors, war is a hell made of never-ending protocols, of compartmentalized emotions, of intense bonds built among people taught to move as one indistinguishable unit. Shirley Li, The Atlantic, 7 May 2025 The most sophisticated tools can now produce manipulated content that is indistinguishable to the average human observer. Mack Degeurin, Popular Science, 30 Apr. 2025 See All Example Sentences for indistinguishable

Word History

First Known Use

1606, in the meaning defined above

Time Traveler
The first known use of indistinguishable was in 1606

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Cite this Entry

“Indistinguishable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indistinguishable. Accessed 4 Jun. 2025.

Kids Definition

indistinguishable

adjective
in·​dis·​tin·​guish·​able ˌin-dis-ˈtiŋ-gwish-ə-bəl How to pronounce indistinguishable (audio)
: impossible to distinguish clearly

More from Merriam-Webster on indistinguishable

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