hard disc BrE
hard disk AmE

Do you want to make more room on your hard disk?

How much hard disk space are you likely to need?

A 140-megabyte or 300-megabyte hard disk and a computer are at the heart of the system.

I don't know why the original hard disk was running hot.

Once that would have been a big hard disk all by itself.

Hard disks are an easy area to spend money on.

The painting is on the hard disk of a computer.

Yes a hard disk does make a great deal of difference to how easy a machine is to use.

The data would take up almost the full capacity of the hard disk.

You had them in a file on your hard disk.