Definition of all-or-none in English:

all-or-none

Syllabification: all-or-none

adjective

  • 1 another way of saying all-or-nothing.
    More example sentences
    • No, it's not as though if was an all-or-none thing, the increase was about 25% over the average, over the cycle.
    • Instead of this all-or-none attitude, what is required of the contemporary practitioner is a realistic mindset that is open to possibilities and yet rigorously respectful of much needed scientific evidence.
    • Remember that nothing in bodybuilding is an all-or-none proposition.
  • 1.1 Physiology (Of a response) having a strength independent of the strength of the stimulus that caused it.
    More example sentences
    • The all-or-none response of the action potential helped to identify the limit for a supra-threshold stimulus, by gradually increasing the amplitude of the pulse.
    • Alternatively, if most of the vesicles contained none or just one single enzyme molecule, then the latter subset of vesicles caused an all-or-none response to the binding of the inhibitor.
    • The BAER elicits an all-or-none response; a normal functioning ear will produce a specific waveform pattern while a nonfunctioning ear produces a flat line.

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little