sororicideglossary / SORORICIDE sororicide (s[schwa]-ror-[schwa]-sId).1. The act of killing one’s own sister.2. A person who kills his or her sister. Cf. FRATRICIDE. — sororicidal, adj. 词条贡献者 资深译员徐玲,知名法学院法律翻译专业,擅长翻译各类与财务重组相关的法律文件。