disc

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disc

[disk]
(astronomy)

DISC

[disk]
(engineering)

disc

disc
disc
i. The imaginary surface swept by the rotor blades during their rotation.
ii. That portion of the compressor or the turbine to which blades are attached.

disc

(storage, spelling)
British spelling of "disk", normally only used for "compact disc".

disc

An alternate spelling for disk with a "k." Some computer manufacturers use this spelling for magnetic disks, but "disc" usually refers to optical media, such as CDs and DVDs.

In this Encyclopedia...
Disc ("c") refers to pure optical media, and disk ("k") refers to magnetic hard disks and floppy disks as well as to disks that use a combination of magnetic and optical technologies (see magneto-optic disk).
References in periodicals archive ?
A total of 144 intervertebral disc samples (complete intervertebral discs from levels L1-L6) were obtained from four groups (28, 42, 56, and 70 days old).
Wuertz, "Peroxynitrite induces gene expression in intervertebral disc cells," Spine, vol.
Barbosa, "Inflammation in intervertebral disc degeneration and regeneration," Journal of the Royal Society Interface, vol.
A recent report showed that injection of mesenchymal stem cells (MSC) into bovine intervertebral discs can increase the expression of extracellular type II collagen and maximize extracellular matrix production (7).
Anterior microdiscectomy C5-C6 was performed with removal of the intervertebral disc consisting of the nucleus pulposus and annulus fibrosus with caudal extension, placement of interbody cage and titanium plate.
within the intervertebral disc were extruded together with the herniated tissue or that the blood vessels developed de novo after the herniation has occurred.
The researchers, funded by the National Institutes of Health, developed a gel mix designed to reintroduce NP cells to the intervertebral disc (IVD) site.
The migration of a lumbar intervertebral disc fragment to the posterior epidural space occurs mostly in men with advanced working-age population.
This 'unit' comprises the superior half of the inferior vertebrae, plus the intervertebral disc, plus the inferior half of the superior vertebrae.

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