Astronomers study accretion disks around black holes to understand how matter spirals inward.

Many museums still keep their early computer backups on floptical disks.

The museum displayed a rare floptical disk from the early 1990s alongside other obsolete storage media.

In the lab, we examined the germinal disks under the microscope to study early embryonic cell division.

The biologist carefully examined the chicken egg's germinal disk under the microscope to determine if it was fertilized.

I found a box of old flippy disks in the attic and couldn't resist testing them.

After years of heavy lifting, he was diagnosed with slipped disks that caused chronic pain.

She found a box of old Zip disks in the attic and wondered whether any of the files could still be recovered.

I found an old Zip disk in the attic that still contains family photos.

The IT department replaced several old disk drives to improve server performance.