in vivo fertilizationglossary / IN VIVO FERTILIZATION in vivo fertilization. The process in which an egg is fertilized inside a woman’s body. Cf. ARTIFICIAL INSEMINATION; IN VITRO FERTILIZATION; ZYGOTE INTRAFALLOPIAN TRANSFER ; GAMETE INTRAFALLOPIAN TRANSFER. 词条贡献者 资深译员Daniel,国际知名法学院法律英语专业,擅长翻译涉及工程与建设领域的法律文件。