perinatalglossary / PERINATAL perinatal (per-i-nayt-[schwa]l), adj. Of or relating to the period from about the 12th week of gestation through the 28th day of life. Cf. NEONATAL. 词条贡献者 资深译员Michael,国内知名法学院法律翻译专业,擅长翻译各类与劳动诉讼相关的法律文件。