from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Psychology Not strong enough to be perceived or to produce a response. Used of a stimulus.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Describing a stimulus that is not strong enough to elicit a response
- adj. Below a threshold.
- adj. subsyndromal
Sorry, no etymologies found.
So far, these ultralow-energy devices have operated at extremely low "subthreshold" voltages, from around 200 millivolts down to the theoretical lower limit of 36 millivolts.
To meet the criteria for a prodromal group, subjects need to present with what clinicians call "subthreshold" psychotic symptoms.
When viewed over the past 12 months, the figures were 0.4 percent for bipolar I, 0.3 percent for bipolar II, 0.8 percent for subthreshold bipolar, and 1.5 percent for the spectrum.
Of the entire population studied, 0.6% of people had bipolar I, 0.4% bipolar II, and 1.4% qualified for "subthreshold" bipolar, which would exhibit the least severe symptoms.
The story involves the creation of osteopenia, a supposed subthreshold version of osteoporosis or low bone density.
It is easy to imagine that also subthreshold signals may give some sort of a signal, and it is likely that this does not give a full response, although a small response is possible.
From the abstract: At the assessment in childhood, 60% of the girls met the Diagnostic and Statistical Manual of Mental Disorders criteria for GID, and 40% were subthreshold for the diagnosis.
Psychological effects of subthreshold exposure to the putative human pheromone 4,16–androstadien–3–one.
Simultaneous exposures to several chemicals, each at a subthreshold level, can often cause adverse effects by simple summation of injuries.
Individuals who are subthreshold for the disorder are encountered more commonly.