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Webster 1913 Edition
Notochord
No′to-chord
,Noun.
[Gr.
νῶτον
the back + E. chord
.] (Anat.)
An elastic cartilagelike rod which is developed beneath the medullary groove in the vertebrate embryo, and constitutes the primitive axial skeleton around which the centra of the vertebrae and the posterior part of the base of the skull are developed; the
chorda dorsalis
. See Illust. of Ectoderm
. Definition 2024
notochord
notochord
English
Noun
notochord (plural notochords)
- A flexible rodlike structure that forms the main support of the body in the lowest chordates; a primitive spine
- A similar structure found in the embryos of vertebrates from which the spine develops
Translations
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