noun
medical expert witness; forensic medical examiner
A physician who gives expert medical testimony or conducts forensic examinations for legal proceedings.
裁判で鑑定医が死因について証言した。
The medical expert witness testified about the cause of death in court.
noun
forensic psychiatrist; psychiatric expert witness
A psychiatrist who evaluates mental state for legal cases; often implied by the compound 精神鑑定医.
See also:
精神鑑定医が被告の責任能力を判断した。
The forensic psychiatrist assessed the defendant's criminal responsibility.
Compound of 鑑定 (expert opinion, appraisal) and 医 (doctor, physician).