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Imperceptible vs Undetectable - What's the difference?

imperceptible | undetectable |

As adjectives the difference between imperceptible and undetectable

is that imperceptible is not perceptible, not detectable, too small in magnitude to be observed while undetectable is unable to be detected; not detectable.

imperceptible

English

Adjective

(en adjective)
  • Not perceptible, not detectable, too small in magnitude to be observed.
    • We all missed the imperceptible shake of his head as he tried to warn us without being seen.

    undetectable

    English

    Adjective

    (en adjective)
  • Unable to be detected; not detectable.

    • Synonyms

    * indetectable

    Antonyms

    * detectable