Indistinguishability

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The state of being indistinguishable. countable, uncountable

    "Supposing, for example, that in carrjing our eye along a log of wood, and a piece of stone^ we find the troublof moving the eye (which, though small, is perceptible) to be neither greater nor less in the one case than in the other, these two efforts will e then be indistinguishable to us ; and if we find many cases of such indistinguishability, we shall want a word to express the idea ; we shall call it equality."

  2. 2
    exact sameness wordnet

Synonyms

All synonyms
agreementblurcoincidencecongruencecorrespondencedarkness

Example

More examples

"Supposing, for example, that in carrjing our eye along a log of wood, and a piece of stone^ we find the troublof moving the eye (which, though small, is perceptible) to be neither greater nor less in the one case than in the other, these two efforts will e then be indistinguishable to us ; and if we find many cases of such indistinguishability, we shall want a word to express the idea ; we shall call it equality."

Etymology

From in- + distinguishability or indistinguishable + -ity.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.