underthreshold

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adjective

Positioned below a threshold.

Scrabble 22

Meanings

adjectiveunderthreshold (comparative more underthreshold, superlative most underthreshold)

comparative more underthreshold · superlative most underthreshold

  1. Positioned below a threshold.
  2. Being below the threshold or outside of the ordinary limits of consciousness; subconscious; subliminal.

    Accordingly, it represents an underthreshold load in trained persons, and no endocrine response was observed.

    1986, Hormonal ensemble in exercise
    2 more examples

    The notion "underthreshold" is to be explained as all that which is under the ordinary threshold or outside the customary bounds of consciousness; [...]

    1913, Edward Ebenezer Weaver, Mind and health

    In this way it is possible to describe the underthreshold membrane behavior of a neuron distinguishing the effects of synapses located in the main dendritic tree or near the trigger zone.

    2003, Vincenzo Capasso, Mathematical modelling & computing in biology and medicine

Synonyms & antonyms

Also see

Origin

  1. Germanunterschwellig“subliminal”
  2. Englishunderthreshold

From under- + threshold, probably a calque of German unterschwellig (“subliminal”, literally “under-threshold”), from unter- (“under-”) + Schwelle (“threshold”). More at under, sill.

Full word history & related roots →
Cite this entry
APA

underthreshold. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/underthreshold

MLA

“underthreshold.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underthreshold. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “underthreshold,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/underthreshold.

Source: underthreshold on Wiktionary, CC BY-SA 4.0.