Find over 25,000 psychological definitions


n. the production of a graphic record or image (echocardiogram) of the internal structures and beating of an individual’s heart with an ultrasound device that uses sonarlike reflections. Echocardiography enables the visualization and measurement of all the chambers and valves of the heart as well as the pumping efficiency of the organ.

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

March 3rd 2024

nervous breakdown

nervous breakdown

a lay term for an emotional illness or other mental disorder that has a sudden onset, produces acute distress, and significantly interferes with one’s functioning. Also called nervous prostration.