9 Grammatical Pitfalls


[in-di-sting-gwi-shuh-buh l] /ˌɪn dɪˈstɪŋ gwɪ ʃə bəl/
not distinguishable.
indiscernible; imperceptible.
Origin of indistinguishable
1600-10; in-3 + distinguishable
Related forms
indistinguishableness, indistinguishability, noun
indistinguishably, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for indistinguishable
  • The two little leaves are indistinguishable, in both cases they look exactly alike.
  • To-day see and sea are indistinguishable in pronunciation.
  • It is quite transparent, and is therefore indistinguishable in a perfectly fresh and natural state of the nerve.
  • He would get work in some shop and become friends with the other workmen and would be indistinguishable.
  • Lab-grown gemstones are now practically indistinguishable from mined diamonds.
  • The same features have emerged, and they are virtually indistinguishable from tissue samples from modern species.
  • Females are slightly smaller, but are otherwise indistinguishable from males.
  • And yet they are almost indistinguishable based on external appearance.
  • In some nations, political campaigns are almost indistinguishable from festivals.
  • But to an outsider they seem indistinguishable from the more established manses.
British Dictionary definitions for indistinguishable


(often postpositive) foll by from. identical or very similar (to): twins indistinguishable from one another
not easily perceptible; indiscernible
Derived Forms
indistinguishability, indistinguishableness, noun
indistinguishably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for indistinguishable

c.1600, from in- (1) "not, opposite of" + distinguishable. Related: Indistinguishably.

Online Etymology Dictionary, © 2010 Douglas Harper
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