Definition of neural tube in English:

neural tube

Syllabification: neu·ral tube

noun

Zoology & Medicine
(In an embryo) a hollow structure from which the brain and spinal cord form. Defects in its development can result in congenital abnormalities such as spina bifida.
More example sentences
  • Folic acid works, but it only works if taken before and during the first few weeks of pregnancy, when the neural tube is developing into the brain and spinal cord.
  • While the notochord and somites are developing, the neural plate ectoderm above them begins to develop into the neural tube and the embryo is then called a neurula.
  • A baby's brain and spinal cord are formed from the neural tube very early in pregnancy.

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