compact disk |
a palm-sized disk on which music, data, or the like has been digitally encoded, that is read by laser and transmitted to a playback device. |
digital video disc |
an optical storage format for digital data, or the physical disc that the data is stored on, resembling a compact disc but with greater storage capacity; DVD. [2 definitions] |
disc brake |
a brake that operates by use of pressure exerted from two fixed pads against a rotating disc, as in an automobile. |
disc jockey |
one who plays recorded music and provides commentary over the radio or at an event or venue. |
disk drive |
a device inside or connected to a computer that copies data to and from a hard disc or floppy disc. |
disk flower |
any of the small tubular tightly packed flowers making up the center of the flower head of certain composite plants, such as the aster or daisy. |
disk harrow |
a farming implement having sharp circular blades set at various angles to breakup plowed soil before planting. |
disk jockey |
see "disc jockey." |
disk wheel |
a wheel with a solid disk instead of spokes between hub and rim, used esp. on automobiles. |
floppy disk |
a thin flexible plastic disk with a magnetic coating, on which computer information can be stored; diskette; floppy. |
hard disk |
a rigid, magnetized disk built into a computer that is capable of storing a large amount of data. |
laser disk |
see "optical disk." |
optical disk |
a disk on which material such as information, pictures, or music is stored in the form of tiny depressions and from which it is retrieved or played by means of a laser scanner. [2 definitions] |
slipped disk |
a displacement or herniation of an intervertebral disk, which results in back pain or sciatica. |
sun disk |
an ancient Near Eastern religious symbol representing the sun god and consisting of a disk and two serpents flanked by a pair of outstretched wings. [2 definitions] |