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undiscernible

  • a word derived from discernible.
    discernible
    adjective
    capable of being discerned; distinguishable.

Example Sentences

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When O’Brien lobbed questions at Richards, many of the guitarist’s answers were undiscernible; he seemed uninterested in keeping his microphone in the vicinity of his mouth.

From The Wall Street Journal Jul. 6, 2026

The standard for instant replay reviews should be that a call must not be overturned if the evidence gleaned during instant replay would be completely undiscernible to the naked eye.

From Slate Apr. 9, 2019

Things like space programs are not the limits of technocracy: they herald the as yet undiscernible beginnings of some fresh epoch.

From Time Magazine Archive

Microscope, mī′krō-skōp, n. an instrument which magnifies to the eye objects so minute as to be almost or quite undiscernible without its aid.—adjs.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

The eye of some individuals is similarly arranged—some colors being undiscernible, while others are perceptible.

From Studies in the Out-Lying Fields of Psychic Science by Hudson Tuttle