释义 |
WordReference Random House Unabridged Dictionary of American English © 2024in vi′tro fertiliza′tion, - Medicine, Developmental Biology, Surgerya specialized technique by which an ovum, esp. a human one, is fertilized by sperm outside the body, with the resulting embryo later implanted in the uterus for gestation.
Collins Concise English Dictionary © HarperCollins Publishers:: in vitro fertilization n - a technique enabling some women who are unable to conceive to bear children. Egg cells removed from a woman's ovary are fertilized by sperm in vitro; some of the resulting fertilized egg cells are incubated until the blastocyst stage, which are then implanted into her uterus
Abbreviation: IVF
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