English Explanatory Dictionary

ectoderm

English dictionary entry

Meanings

noun
  1. The outermost of the three tissue layers in the embryo of a metazoan animal, which produces through development, the epidermis (skin) and nervous system of the adult.

Word forms

ectoderm ectoderms

Etymology

From ecto- + -derm.

Derived words

ectodermal ectodermic ectodermosis ectomorph ectomorphic mesectoderm mesoectoderm neurectoderm neuroectoderm trophectoderm
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