Find over 25,000 psychological definitions


tachyphylaxis

n. a rapidly decreasing response to repeated administration of a drug. For example, the blood pressure of a patient might continue to rise despite repeated injections of a drug that normally would lower the blood pressure. —tachyphylactic adj.

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

May 8th 2024

five-factor personality model (FFM)

Sorry, "five-factor-personality-model-ffm" is not in the Dictionary of Psychology. Please report to APA if you believe this is an error.