ectodermnoun [ C ]
/ˈek.tə.dɜːm//ˈek.tə.dɝːm/the cells in the embryo of a human or animal that develop into skin, hair, and the nervous system
Thesaurus: synonyms and related words
Cells
- -celled
- anaphase
- assort
- cell wall
- chromatid
- gamete
- hemoglobin
- histology
- mitochondrial
- mitochondrion
- monoclonal
- motor neuron
- neoplasia
- nerve cell
- neuron
- platelet
- prokaryotic
- respiration
- unicellular
- vacuole
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Examples from literature
- And only the epidermis, or outer layer of our skin, and the nervous system and parts of oursense-organs have arisen from the ectoderm.
- In the first embryonic structure they are merely a pair of simple cutaneous glands, or depressions in the ectoderm.
- In the normal development of the tadpole from the egg, as in all other vertebrate animals, the lens is formed from the outer skin or ectoderm of the head.
- The outer envelope of dark smaller cells forms the ectoderm or skin-layer.
- We find the first differentiation of epithelial and stinging cells, or of muscular and neural cells, in the thick ectoderm of the hydra.