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suprathreshold
suprathreshold adj. 
/ˌsjuːprəˈθrɛʃ(h)əʊld/,
Brit. /ˌsuːprəˈθrɛʃ(h)əʊld/
, /ˌsuːprəˈθrɛʃ(h)əʊld//ˌsjuːprəˈθrɛʃ(h)əʊld/U.S. /ˌsuprəˈθrɛʃˌ(h)oʊld/
Physiology higher than the threshold value required for the perception of a stimulus./ˌsuprəˈθrɛʃˌ(h)oʊld/ΘΚΠ
the world > life > biology > biological processes > stimulation > [adjective] > qualities of stimulus
heterologous1889
suprathreshold1911
subthreshold1937
pleiotypic1971
1911 Psychol. Rev. 18 170 The nervous effect of supra-threshold stimulation is probably qualitatively different from that of sub-threshold stimulation.
1946 Nature 27 July 131/2 The strength of the stimulating current was gradually increased to threshold and supra-threshold values.
2006 Science 6 Oct. 87 (caption) A fraction of the subthreshold stimuli gave rise to action potentials..; however, not all suprathreshold stimuli gave a response.
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