Meaning & use

Disk

noun·Everyday

Last updated

A flat, thin, circular object or surface.

See it in a sentence

He slid the disk into the drive to install the software.

The doctor pointed to a herniated disk on the X-ray.

A note on using this word

Also spelled 'disc' in British English and in most non-computing contexts; 'disk' is the standard spelling in computing.

Words with a similar meaning

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Another way to use it

2. noun

A round, cushion-like piece of cartilage between the vertebrae of the spine.

A slipped disk in his lower back left him in constant pain.

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