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Comprehensive
Dictionary Suite
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breaking point a person's mental, emotional, or physical threshold. [1/3 definitions]
doorsill the sill of a doorway or entry; threshold.
limen in physiology or psychology, the threshold of a response.
liminal of or at the threshold of a physiological or psychological response or change of state.
sone a unit of loudness equal to the loudness of a sound of one kilohertz at forty decibels above the threshold of hearing of a listener.
subliminal being, pertaining to, or using stimuli below the threshold of conscious perception.