spinal cord

noun

: the cord of nervous tissue that extends from the brain lengthwise along the back in the spinal canal, gives off the pairs of spinal nerves, carries impulses to and from the brain, and serves as a center for initiating and coordinating many reflex acts see brain illustration

Examples of spinal cord in a Sentence

Recent Examples on the Web

When the spinal cord is bruised the dog may be able to heal if the fracture is rapidly repaired. —Matt Robison, Newsweek, 18 Feb. 2025

Moreover, epidural needles do not penetrate the dura mater and so do not come in contact with the spinal cord. —Stephen C. George, Discover Magazine, 20 Feb. 2025

In the spinal cord, the migration can also cause bowel or bladder dysfunction. —Ars Technica, 13 Feb. 2025

Tavares resident Melissa Walsh, who suffered a spinal cord injury in 2008, was among those whose life was changed by meeting Gerlaugh. —Christopher O'Donnell, Orlando Sentinel, 7 Feb. 2025

Word History

First Known Use

1834, in the meaning defined above

Rhymes for spinal cord

• checkerboard
• clavichord
• fiberboard
• fibreboard
• fingerboard
• harpsichord
• motherboard
• notochord
• overboard
• overlord
• paperboard
• plasterboard

Kids Definition

spinal cord

noun

: the cord of nervous tissue that extends from the brain along the back in the cavity of the backbone, branches to form the spinal nerves, carries nerve impulses to and from the brain, and helps to control reflex actions

Medical Definition

spinal cord

noun

: the thick longitudinal cord of nervous tissue that in vertebrates extends along the back dorsal to the bodies of the vertebrae and is enclosed in the spinal canal formed by their neural arches, is continuous anteriorly with the medulla oblongata, gives off at intervals pairs of spinal nerves to the various parts of the trunk and limbs, serves not only as a pathway for nerve impulses to and from the brain but as a center for carrying out and coordinating many reflex actions independently of the brain, and is composed largely of white matter arranged in columns and tracts of longitudinal fibers about a large central core of gray matter somewhat H-shaped in cross section and pierced centrally by a small longitudinal canal continuous with the ventricles of the brain

called also medulla spinalis