| fusion spinal fusion | correction of an unstable part of the spine by joining two or more vertebrae, usually done surgically but sometimes done by traction or immobilization |
lumbar puncture
spinal puncture
spinal tap | removal by centesis of fluid from the subarachnoid space of the lumbar region of the spinal cord for diagnostic or therapeutic purposes |
acetate disk
phonograph recording disk | a disk coated with cellulose acetate |
| 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 |
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 |
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 |
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 |
| 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 |
spinal anesthetic
spinal anaesthetic | an anesthetic that is injected into the spine |
circularity
disk shape | the roundness of a -dimensional figure |
spinal canal
vertebral canal
canalis vertebralis | the canal in successive vertebrae through which the spinal cord passes |
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) |
spinal vein
vena spinalis | veins that drain the spinal cord |
blind spot
optic disc
optic disk | the point where the optic nerve enters the retina, not sensitive to light |
accessory nerve
spinal accessory
nervus accessorius
eleventh cranial nerve | arises from two sets of roots (cranial and spinal) that unite to form the nerve |
spinal cord
medulla spinalis | a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain, a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region |
spinal fluid
cerebrospinal fluid | clear liquid produced in the ventricles of the brain, fills and protects cavities in the brain and spinal cord |
spinal nerve
nervus spinalis | any of the pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal) |
spinal column
vertebral column
spine
backbone
back rachis | the series of vertebrae forming the axis of the skeleton and protecting the spinal cord, the fall broke his back |
| syndrome | a complex of concurrent things, every word has a syndrome of meanings |
| disk file | (computer science) a computer file stored on a magnetic disk and identified by a unique label |
DOS
disk operating system | an operating system that is on a disk |
MS-DOS
Microsoft disk operating system | an operating system developed by Bill Gates for personal computers |
| disk error | error resulting from malfunction of a magnetic disk |
disk pack
disc pack | (computer science) a portable pack of magnetic disks used in a disk storage device |
disk space
disc space | (computer science) the space available on a magnetic disk |
disk overhead
overhead | (computer science) the disk space required for information that is not data but is used for location and timing |
disk jockey
disc jockey
dj | a person who announces and plays popular recorded music |
disk
disc
saucer | something with a round shape resembling a flat circular plate, the moon's disk hung in a cloudless sky |
spinal anesthesia
spinal anaesthesia
spinal | anesthesia of the lower half of the body, caused by injury to the spinal cord or by injecting an anesthetic beneath the arachnoid membrane that surrounds the spinal cord |
acute brain disorder
acute organic brain syndrome | any disorder (as sudden confusion or disorientation) in an otherwise normal person that is due to reversible (temporary) impairment of brain tissues (as by head injuries or drugs or infection) |
adult respiratory distress syndrome
ARDS
wet lung
white lung | acute lung injury characterized by coughing and rales, inflammation of the lungs which become stiff and fibrous and cannot exchange oxygen, occurs among persons exposed to irritants such as corrosive chemical vapors or ammonia or chlorine etc. |
attention deficit disorder
ADD
attention deficit hyperactivity disorder
ADHD
hyperkinetic syndrome
minimal brain dysfunction
minimal brain damage
MBD | a condition (mostly in boys) characterized by behavioral and learning disorders |
bulimarexia
binge-purge syndrome
binge-vomit syndrome
bulima nervosa | a disorder of eating in which the person alternates between strong craving for food and aversion to food, characterized by excessive eating followed by periods of fasting or self-induced vomiting |
| bulimia binge-eating syndrome | a disorder of eating seen among young women who go on eating binges and then feel guilt and depression and selfondemnation |
| carpal tunnel syndrome | a painful disorder caused by compression of a nerve in the carpal tunnel, characterized by discomfort and weakness in the hands and fingers and by sensations of tingling, burning or numbness |