Find over 25,000 psychological definitions


two-point threshold

the smallest distance between two points of stimulation on the skin at which the two stimuli are perceived as two stimuli rather than as a single stimulus. Also called spatial threshold.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

October 5th 2024

lifetime risk

lifetime risk

the odds that one will be diagnosed with a disease or condition during one’s lifetime (usually stated in terms of 70 to 85 years). It is often important for individuals undergoing genetic counseling to differentiate lifetime risk from the risk of being diagnosed with the disease in the next 5 or 10 years.