법정이나 행정 기관에서 타인을 상대로 공식적인 소송이나 고소를 제기하는 사람 또는 당사자.
A person or party that brings a formal legal complaint or charge against another in a court of law or administrative body.
예문:
"The complainant provided a detailed account of the incident to the disciplinary committee."
"If the complainant withdraws the charges, the case may be dismissed by the prosecutor."
"The judge asked the complainant to present any physical evidence supporting the allegation."