Dictionary.com
definitions

forensic psychiatry

noun

the use of psychiatric knowledge and techniques in questions of law, as in determining legal insanity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
forensic psychiatry in Medicine

forensic psychiatry

n.

The branch of psychiatry that makes determinations, as regarding fitness to stand trial, the need for commitment, or responsibility for criminal behavior, in a court of law.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.