apprehension
arrest
catch collar
pinch taking into custody | the act of apprehending (especially apprehending a criminal), the policeman on the beat got credit for the collar |
catch
grab
snatch
snap | the act of catching an object with the hands, Mays made the catch with his back to the plate, he made a grab for the ball before it landed, Martin's snatch at the bridle failed and the horse raced away, the infielder's snap and throw was a single motion |
| fair catch | (American football) a catch of a punt on the fly by a defensive player who has signalled that he will not run and so should not be tackled |
| shoestring catch | (baseball) a running catch made near the ground |
| catch | a cooperative game in which a ball is passed back and forth, he played catch with his son in the backyard |
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 |
| catch | a fastener that fastens or locks a door or window |
| catch stop | a restraint that checks the motion of something, he used a book as a stop to hold the door open |
| 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core | (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data, now superseded by semiconductor memories, each core has three wires passing through it, providing the means to select and detect the contents of each bit |
| 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core memory | (computer science) a computer memory consisting of an array of magnetic cores, now superseded by semiconductor memories |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 |
| 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 |
safety catch
safety lock | guard consisting of a locking device that prevents a weapon from being fired |
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 |
catch
gimmick | a drawback or difficulty that is not readily evident, it sounds good but what's the catch? |
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 |
| catch | a break or check in the voice (usually a sign of strong emotion) |
glottal stop
glottal plosive
glottal catch | a stop consonant articulated by releasing pressure at the glottis, as in the sudden onset of a vowel |
catchphrase
catch phrase | a phrase that has become a catchword |
| magnetic storm | a sudden disturbance of the earth's magnetic field, caused by emission of particles from the sun |
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 |
| catch | anything that is caught (especially if it is worth catching), he shared his catch with the others |
| magnetic dipole | a dipole with opposing magnetic poles |
| magnetic monopole | a hypothetical particle with a single magnetic pole instead of the usual two |
catch
match | a person regarded as a good matrimonial prospect |
| 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 |
| magnetic resonance | resonance of electrons or atoms or molecules or nuclei to radiation frequencies as a result of space quantization in a magnetic field |
nuclear magnetic resonance
NMR
proton magnetic resonance | resonance of protons to radiation in a magnetic field |
magnetism
magnetic attraction
magnetic force | attraction for iron, associated with electric currents as well as magnets, characterized by fields of force |
| magnetic dipole moment | (physics) a current loop gives rise to a magnetic field characteristic of a magnetic dipole, An orbiting electron in an atom will have a magnetic dipole moment |
magnetic moment
moment of a magnet | the torque exerted on a magnet or dipole when it is placed in a magnetic field |
| catch crop | a crop that grows quickly (e.g. lettuce) and can be planted between two regular crops grown in successive seasons or between two rows of crops in the same season |