试管 shìguǎn test tube Definitions Defs Origin Strokes Stroke Words Sentences Sents 试管婴儿 shìguǎnyīng'ér test-tube baby In medicine, a baby born from an egg fertilized by sperm in a laboratory setting before being implanted into a uterus to develop试管受孕 shìguǎnshòuyùn in vitro fertilization in vitro fertilization; test tube conception