Share this entry
trophectoderm Syllabification: troph·ec·to·derm
Pronunciation: /träfˈektəˌdərm/ /trō-/

Definition of trophectoderm in English:


Another term for trophoblast.
Example sentences
  • The cells lying between the primitive endoderm and the polar trophectoderm comprise the embryonic ectoderm or epiblast.
  • He created mouse embryos with DNA lacking in CDX2, the gene responsible for forming the trophectoderm, or skin on a blastocyte, which is the early form of an embryo.
  • In the mammalian embryo, for instance, the first compaction of the blastomeres is under the influence of E-cadherin to produce the trophectoderm.
Definition of trophectoderm in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources