indistinguishable

adjective

in·​dis·​tin·​guish·​able ˌin-di-ˈstiŋ-gwi-shə-bəl How to pronounce indistinguishable (audio)
-ˈstiŋ-wi-
Synonyms of indistinguishablenext
: not distinguishable: such as
a
: lacking identifying or individualizing qualities
seemingly indistinguishable alternatives
The copy is practically indistinguishable from the original.
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.
Akubuiro argues that crisis communications work has become indistinguishable from everyday corporate communications, and that boards are only beginning to grasp the stakes. Rodger Dean Duncan, Forbes.com, 30 May 2026 These two shots of Mitchell's Diner look nearly indistinguishable, from the sage green awning to the bright blue sky, but upon closer inspection, the contrast on the asphalt caught my eye. Kimberly Gedeon, PC Magazine, 28 May 2026 The club remain indistinguishable from the Maldini dynasty, with Cesare and Paolo lifting the European Cup and, more recently, Daniel making his Serie A debut in red and black. James Horncastle, New York Times, 27 May 2026 Cibus scientists were changing genetic building blocks, and the outcome was indistinguishable from what exists in nature. Noelle Harff, San Diego Union-Tribune, 23 May 2026 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

Browse Nearby Words

Cite this Entry

“Indistinguishable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indistinguishable. Accessed 6 Jun. 2026.

Kids Definition

indistinguishable

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

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