computer science,
computing the branch of engineering science that studies (with the aid of computers) computable processes and structures
diskette,
floppy,
floppy disk a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer; "floppy disks are noted for their relatively slow speed and small capacity and low price"
disc -
sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove
round shape a shape that is curved and without sharp angles
intervertebral disc,
intervertebral disk a fibrocartilaginous disc serving as a cushion between all of the vertebrae of the spinal column (except between the first two)