LD 1. abbreviation for learning disability. 2. abbreviation...
ketamine n. a drug that is closely related to PCP (phencycl...
repression n. 1. in classical psychoanalytic th...
rotation system a technique of group therapy in which the t...
Rana pipiens a species of frog used in studies of neurophys...
social marketing the use of marketing techniques (e.g., pub...