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 company plans to recreate the mammoth, dodo, and Tasmanian tiger, or thylacine, by editing the genome of each species’ closest living relative to make a hybrid animal that would be visually indistinguishable from its extinct forerunner. Katie Hunt, CNN, 4 Mar. 2025 According to Colossal, their efforts — which ideally will result in creating a hybrid species that's virtually genetically indistinguishable from woolly mammoths — could also lead to breakthroughs in the fight against elephant endotheliotropic herpesviruses. Susan Young, People.com, 4 Mar. 2025 Identical in composition, indistinguishable to the human eye, but, according to the natural diamond industry, lacking in that all-important divine provenance. Lilah Ramzi, Vogue, 7 Feb. 2025 Today’s Nakasendō is often more of an idea than a physical route, at times indistinguishable from modern roads. Hannah Walhout, Travel + Leisure, 15 Feb. 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

Browse Nearby Words

Cite this Entry

“Indistinguishable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indistinguishable. Accessed 9 Mar. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!