Meaning of “psychiatry” - Learner’s Dictionary

psychiatry

noun [ U ] uk us /saɪˈkaɪətri/

the study and treatment of mental illness

psychiatric uk us /ˌsaɪkiˈætrɪk/ adjective

relating to psychiatry:

a psychiatric disorder
a psychiatric nurse

(Definition of “psychiatry” from the Cambridge Learner’s Dictionary © Cambridge University Press)