neural tube

American  

noun

Embryology.

1. a tube formed by the closure of ectodermal tissue in the early vertebrate embryo that later develops into the brain, spinal cord, nerves, and ganglia.

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neural tube British  

noun

1. the structure in mammalian embryos that develops into the brain and spinal cord. Incomplete development results in neural-tube defects , such as spina bifida, in a newborn baby

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neural tube Scientific  

1. A tubular structure that results from the folding of tissue along the back of vertebrate embryos and develops into the brain and spinal cord. Improper folding of the neural tube is the cause of spina bifida and other birth defects.

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Etymology

Origin of neural tube

First recorded in 1885–90

Example Sentences

See Examples For:

neural tube

Pregnant women typically take folate supplements to prevent neural tube defects in developing fetuses.

From The Wall Street Journal ● Sep. 24, 2025

A subsequent study found this reduced the number of children born in the U.S. with neural tube defects by 35%.

From Los Angeles Times ● May 22, 2024

Other research has noted no impact on babies born with neural tube defects in predominately Latino ZIP codes, nor changes in folate concentrations in blood samples tested, since voluntary addition was approved.

From Seattle Times ● May 15, 2024

"When we deprived the Crkl mutant female mice of folic acid in their chow, many more of their offspring had neural tube defects, and the severity increased dramatically," Vong explained.

From Science Daily ● May 8, 2024

The sense-organs that had been developed in the fore part of the neural tube are also lost; no trace of which can be found in the adult Ascidia.

From The Evolution of Man — Volume 2 by Ernst Heinrich Philipp August Haeckel