acetate disk
phonograph recording disk | a disk coated with cellulose acetate |
| blunt file | a file with parallel edges |
| brake disk | a disk or plate that is fixed to the wheel, pressure is applied to it by the brake pads |
compact disk
compact disc
CD | a digitally encoded recording on an optical disk that is smaller than a phonograph record, played back by a laser |
compact-disk burner
CD burner | recording equipment for making compact disks |
| dedicated file server | (computer science) a file server that can be used only as a file server |
disk
disc | a flat circular plate |
| disk access | memory access to the computer disk on which information is stored |
disk brake
disc brake | hydraulic brake in which friction is applied to both sides of a spinning disk by the brake pads |
| disk cache | a cache that stores copies of frequently used disk sectors in random access memory (RAM) so they can be read without accessing the slower disk |
| disk clutch | a friction clutch in which the frictional surfaces are disks |
| disk controller | (computer science) a circuit or chip that translates commands into a form that can control a hard disk drive |
disk drive
disc drive
hard drive
Winchester drive | computer hardware that holds and spins a magnetic or optical disk and reads and writes information on it |
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 |
disk harrow
disc harrow | a harrow with a series of disks set on edge at an angle |
| file | a steel hand tool with small sharp teeth on some or all of its surfaces, used for smoothing wood or metal |
file file cabinet
filing cabinet | office furniture consisting of a container for keeping papers in order |
| file folder | folder that holds papers together in a filing cabinet |
| file server | (computer science) a digital computer that provides workstations on a network with controlled access to shared resources |
| flat file | a file with two flat surfaces |
hard disc
hard disk
fixed disk | a rigid magnetic disk mounted permanently in a drive unit |
magnetic disk
magnetic disc
disk disc | (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored |
| non-dedicated file server | (computer science) a file server that can be used simultaneously as a workstation |
optical disk
optical disc | a disk coated with plastic that can store digital data as tiny pits etched in the surface, is read with a laser that scans the surface |
phonograph record
phonograph recording
record
disk disc platter | sound recording consisting of a disk with a continuous groove, used to reproduce music by rotating while a phonograph needle tracks in the groove |
| RAM disk | (computer science) a virtual drive that is created by setting aside part of the random-access memory to use as if it were a group of sectors, access to a RAM disk is very fast but the data it contains is lost when the system is turned off |
rasp
wood file | a coarse file with sharp pointed projections |
| rat-tail file | a thin round file shaped like the tail of a rat |
| Rayleigh disk | an acoustic radiometer consisting of a light disk suspended from a quartz thread, when exposed to a progressive sound wave its torque can measure velocity |
| removable disk | a hard disk that can be removed from the disk drive, removal prevents unauthorized use |
| round file | a file with a circular cross section, used to file the inside of holes |
| taper file | a file with converging edges |
| vertical file | a file in which records are stored upright on one edge |
wastepaper basket
waste-paper basket
wastebasket
waste basket
circular file | a container with an open top, for discarded paper and other rubbish |
circularity
disk shape | the roundness of a -dimensional figure |
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) |
blind spot
optic disc
optic disk | the point where the optic nerve enters the retina, not sensitive to light |
file system
filing system | a system of classifying into files (usually arranged alphabetically) |
extension
filename extension
file name extension | a string of characters beginning with a period and followed by one or more letters, the optional second part of a PC computer filename, most applications provide extensions for the files they create, most BASIC files use the filename extension .BAS |
filename
file name
computer filename
computer file name | (computer science) the name given to a computer file in order to distinguish it from other files, may contain an extension that indicates the type of file |
file
data file | a set of related records (either written or electronic) kept together |
| computer file | (computer science) a file maintained in computereadable form |
| backup file | (computer science) a computer file dedicated to storing and updating computer backups |
| binary file | (computer science) a computer file containing machineeadable information that must be read by an application, characters use all bits of each byte |
master file
main file | (computer science) a computer file that is used as the authority in a given job and that is relatively permanent |
| disk file | (computer science) a computer file stored on a magnetic disk and identified by a unique label |
transaction file
detail file | (computer science) a computer file containing relatively transient data about a particular data processing task |
input file
input data | (computer science) a computer file that contains data that serve as input to a device or program |
| output file | (computer science) a computer file that contains data that are the output of a device or program |
| read-only file | (computer science) a file that you can read but cannot change |