Indecipherable

//ɪndɪˈsaɪfəɹəbəl// adj

adj ·Uncommon ·Advanced level

Definitions

Adjective
  1. 1
    Not decipherable; impossible to decode, read, understand or comprehend.

    "The doctor's handwriting was indecipherable."

  2. 2
    Indistinguishable

    "The explanation some are suggesting is that the object takes on the appearance of what is behind it, or that it takes on the appearanec ^([sic]) of what the observer thinks is behind it. In both cases, the object is still visible. It's a visible representation of what's behind it, but it is still invisible, just indecipherable from its surroundings."

Adjective
  1. 1
    impossible to determine the meaning of wordnet
  2. 2
    not easily deciphered wordnet

Synonyms

All synonyms
undecipherableillegibleillegibleincomprehensibleinexplicableoccult

Example

More examples

"An indecipherable glance passed between them."

Etymology

From in- + decipherable.

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