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Pronunciation: em'bre-o-trof'


  1. Nutritive material supplied to the embryo during development.
  2. In the implantation stages of deciduate placental mammals, such as humans, fluid adjacent to the blastocyst; a mixture of the secretion of the uterine glands, cellular debris resulting from the trophoblastic invasion of the endometrium, and exuded plasma.

[embryo- + G. trophe, nourishment]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.