neural tube

noun

: the hollow longitudinal dorsal tube formed by infolding and subsequent fusion of the opposite ectodermal folds in the vertebrate embryo that gives rise to the brain and spinal cord

Examples of neural tube in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When the neural tube does not fully close, the backbone protecting the spinal cord doesn’t close and form either. Jack Beresford, MSNBC Newsweek, 8 Nov. 2025 Folic acid is also used to fortify flour and grain products, to help prevent neural tube defects like spina bifida in the womb. Brenda Goodman, CNN Money, 24 Sep. 2025 For one, a high fever during early pregnancy has in some cases been linked to potential complications for the fetus, including neural tube defects and other adverse outcomes. Stephanie McNeal, Glamour, 23 Sep. 2025 There’s also some evidence suggesting that fevers are associated with neural tube defects, which impact a fetus’s brain, spine or spinal cord during the first month of pregnancy, Gabard-Durnam said. Adrianna Rodriguez, USA Today, 23 Sep. 2025 See All Example Sentences for neural tube

Word History

First Known Use

1888, in the meaning defined above

Time Traveler
The first known use of neural tube was in 1888

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Cite this Entry

“Neural tube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neural%20tube. Accessed 14 Nov. 2025.

Medical Definition

neural tube

noun
: the hollow longitudinal dorsal tube that is formed by infolding and subsequent fusion of the opposite ectodermal folds in the vertebrate embryo and gives rise to the brain and spinal cord

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