imperceptible.
Not perceptible, not detectable, too small in magnitude to be observed.
Meaning & usage
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.
Beyond the purview of man; too great and all-encompassing to be perceived.
Where this word comes from
Inherited from Middle English imperceptible, from Middle French imperceptible and its etymon Medieval Latin imperceptibilis. By surface analysis, im- + perceptible.
Something that is imperceptible.
Where this word comes from
Inherited from Middle English imperceptible, from Middle French imperceptible and its etymon Medieval Latin imperceptibilis. By surface analysis, im- + perceptible.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.