Find over 25,000 psychological definitions


arousal

 refers to the body's level ofalertness and activation as reflected in certain physiological responsessuch as heart rate or muscle tension.

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

June 21st 2021

pervasive developmentdisorder (PDD)

refers to a group of five disorders characterised by delays inthe development of multiple basic functions includingsocialisation andcommunication. The most commonly known PDD is autism.