neural arch

noun

Definition of neural arch

anatomy
: an arch of bone or cartilage of a vertebra that is situated posterior to a vertebral body, is formed by the fusion of two pedicles and two laminae, and along with the back portion of the vertebral body forms a vertebral foramen through which the spinal cord passes
  • The neural arch puts limits on the range of a spine's movement with pairs of interlocking tabs known as zygapophysis.
  • —Carl Zimmer
called also vertebral arch

First Known Use of neural arch

1843

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Medical Dictionary

neural arch

noun

medical Definition of neural arch

: the cartilaginous or bony arch enclosing the spinal cord on the dorsal side of a vertebra called also vertebral arch

Illustration of neural arch

illustration of neural arch


Learn More about neural arch


Seen and Heard

What made you want to look up neural arch? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to seize or ascribe

Get Word of the Day daily email!

Test Your Vocabulary

May 2018 Words of the Day Quiz

  • spring-flowers
  • Which is a synonym of raillery?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!