drain
drainage | emptying something accomplished by allowing liquid to run out of it |
magnetic resonance imaging
MRI | the use of nuclear magnetic resonance of protons to produce proton density images |
functional magnetic resonance imaging
fMRI | a form of magnetic resonance imaging of the brain that registers blood flow to functioning areas of the brain |
blood-oxygenation level dependent functional magnetic resonance imaging
BOLD FMRI | functional magnetic resonance imaging that relies on intrinsic changes in hemoglobin oxygenation |
magnetic levitation
maglev | high-speed rail technology, train is suspended on a magnetic cushion above a magnetized track and so travels free of friction |
| drain | a gradual depletion of energy or resources, a drain on resources, a drain of young talent by emigration |
| brain drain | depletion or loss of intellectual and technical personnel |
hack jade
nag
plug | an old or over-worked horse |
bowler hat
bowler
derby hat
derby
plug hat | a felt hat that is round and hard with a narrow brim |
circuit board
circuit card
board card plug-in
add-in | a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities |
| core magnetic core | (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data, now superseded by semiconductor memories, each core has three wires passing through it, providing the means to select and detect the contents of each bit |
drain
drainpipe
waste pipe | a pipe through which liquid is carried away |
| drain | tube inserted into a body cavity (as during surgery) to remove unwanted material |
| drain basket | a filter in a sink drain, traps debris but passes water |
fireplug
fire hydrant
plug | an upright hydrant for drawing water to use in fighting a fire |
| magnetic bottle | container consisting of any configuration of magnetic fields used to contain a plasma during controlled thermonuclear reactions |
| magnetic bubble memory | a nonvolatile storage device that holds information in the form of bubbles on a thin film of magnetic silicate, no longer used in most computers |
| magnetic compass | compass based on an indicator (as a magnetic needle) that points to the magnetic north |
magnetic core memory
core memory | (computer science) a computer memory consisting of an array of magnetic cores, now superseded by semiconductor memories |
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 |
| magnetic head | an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved |
| magnetic mine | (nautical) a marine mine that is detonated by a mechanism that responds to magnetic material (as the steel hull of a ship) |
| magnetic needle | a slender magnet suspended in a magnetic compass on a mounting with little friction, used to indicate the direction of the earth's magnetic pole |
| magnetic recorder | recorder consisting of equipment for making records on magnetic media |
| magnetic stripe | a short strip of magnetic tape attached to a credit card or debit card, it contains data that will tell a reading device who you are and what your account number is, etc. |
magnetic tape
mag tape
tape | memory device consisting of a long thin plastic strip coated with iron oxide, used to record audio or video signals or to store computer information, he took along a dozen tapes to record the interview |
negative magnetic pole
negative pole
south-seeking pole | the pole of a magnet that points toward the south when the magnet is suspended freely |
plug
stopper
stopple | blockage consisting of an object designed to fill a hole tightly |
| plug male plug | an electrical device with two or three pins that is inserted in a socket to make an electrical connection |
| plug fuse | a fuse with a thread that screws into a socket |
| pole magnetic pole | one of the two ends of a magnet where the magnetism seems to be concentrated |
positive pole
positive magnetic pole
north-seeking pole | the pole of a magnet that points toward the north when the magnet is suspended freely |
spark plug
sparking plug
plug | electrical device that fits into the cylinder head of an internalombustion engine and ignites the gas by means of an electric spark |
telephone plug
phone plug | a plug for connecting a telephone |
| trap-and-drain auger | a plumber's snake for clearing a trap and drain |
wall socket
wall plug
electric outlet
electrical outlet
outlet electric receptacle | receptacle providing a place in a wiring system where current can be taken to run electrical devices |
magnetic field strength
magnetic intensity
magnetic induction
magnetic flux density | the amount of magnetic flux in a unit area perpendicular to the direction of magnetic flow |
magnetic storage medium
magnetic medium
magnetic storage | any storage medium in which different patterns of magnetization are used to represent stored bits or bytes of information, the hard disk in you computer is magnetic storage |
ballyhoo
hoopla
hype
plug | blatant or sensational promotion |
| magnetic storm | a sudden disturbance of the earth's magnetic field, caused by emission of particles from the sun |
chew
chaw
cud
quid
plug
wad | a wad of something chewable as tobacco |
aclinic line
magnetic equator | an imaginary line paralleling the equator where a magnetic needle has no dip |
| magnetic pole | either of two points where the lines of force of the Earth's magnetic field are vertical |
| magnetic meridian | an imaginary line passing through both magnetic poles of the Earth |
| magnetic dipole | a dipole with opposing magnetic poles |
| magnetic monopole | a hypothetical particle with a single magnetic pole instead of the usual two |
tough guy
plug-ugly | someone who bullies weaker people |
| magnetic line of force | a line of force in a magnetic field |
| solar magnetic field | the magnetic field of the sun |
magnetic field
magnetic flux
flux | the lines of force surrounding a permanent magnet or a moving charged particle |