| 1. | any thin, flat, circular plate or object. |
| 2. | any surface that is flat and round, or seemingly so: the disk of the sun. |
| 3. | disc (def. 1). |
| 4. | Computers. any of several types of media consisting of thin, round plates of plastic or metal, used for external storage: magnetic disk; floppy disk; optical disk. |
| 5. | Botany, Zoology. any of various roundish, flat structures or parts. |
| 6. | intervertebral disk. |
| 7. | Botany. (in the daisy and other composite plants) the central portion of the flower head, composed of tubular florets. |
| 8. | any of the circular steel blades that form the working part of a disk harrow. |
| 9. | Mathematics. the domain bounded by a circle. |
| 10. | Archaic. discus. |
| 1. | Also called disk, hard disk. a rigid disk coated with magnetic material, on which data and programs can be stored. |
| 2. | floppy disk. |
disk also disc (dĭsk) n.
[Latin discus, quoit, from Greek diskos, from dikein, to throw; see deik- in Indo-European roots.] |
disk or disc (dĭsk)
n.
A thin, flat, circular object or plate.
See lamella.
disk storage
1. magnetic disk.
2. compact disc.
3. optical disk.
Note: the american spelling, "disk", is normal for most computer disks whereas "compact disc", having come to computers via the audio world, is correctly spelled with a "c", indeed, this spelling is part of the CD standard.
(1995-07-30)