- 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.
Origin of neural tube
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A dorsal tubular structure in the vertebrate embryo that develops into the brain and spinal cord.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.