jnd vs differential threshold

jnd and differential threshold both are nouns.

Word	Noun	Adjective	Verb	Adverb
jnd	Yes	No	No	No
differential threshold	Yes	No	No	No

As nouns, differential threshold is a hypernym of jnd; that is, differential threshold is a word with a broader meaning than jnd:

jnd: (psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected
differential threshold: the smallest change in stimulation that a person can detect

Other hypernyms of jnd include difference limen, difference threshold, differential limen.

jnd (noun)	differential threshold (noun)
(psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected	the smallest change in stimulation that a person can detect