Definitions

from The Century Dictionary.

  • In embryology, of or pertaining to the outer and the inner layer of a gastrula: specifically said of the line of primitive juncture of the ectoderm and endoderm circumscribing the mouth of a gastrula. Also ecto-ental.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective (Biol.) Relating to, or connected with, the two primitive germ layers, the ectoderm and ectoderm.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective biology Relating to, or connected with, the two primitive germ layers, the ectoderm and endoderm.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek ecto- + endo- + -al

Examples

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