from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The part of the ectoderm in a vertebrate embryo that lies on either side of the neural tube and develops into the cranial, spinal, and autonomic ganglia.

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

  • noun embryology A strip of ectodermal material in the early vertebrate embryo inserted between the prospective neural plate and the epidermis.


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