Copy of `Princeton University - WordNet - a lexical database for the English language`

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Princeton University - WordNet - a lexical database for the English language Category: General Date & country: 27/01/2008, USA Words: 85192

magnesium
Mg noun a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)

magnesium bicarbonate
noun a bicarbonate that is a major cause of hard water

magnesium carbonate
noun a very white crystalline salt that occurs naturally as magnesite or as dolomite

magnesium hydroxide
noun a white crystalline powder used chiefly in medicines

magnesium nitride
noun a nitride containing nitrogen and magnesium

magnesium sulfate
noun a salt of magnesium

magnet
noun (physics) a device that attracts iron and produces a magnetic field

magnetic
magnetized adjective having the properties of a magnet; i.e. of attracting iron or steel; `the hard disk is covered with a thin coat of magnetic material`

magnetic bottle
noun container consisting of any configuration of magnetic fields used to contain a plasma during controlled thermonuclear reactions

magnetic bubble memory
noun 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
noun compass based on an indicator (as a magnetic needle) that points to the magnetic north

magnetic core
noun (computer science) a doughnut-shaped magnet formerly used to store one bit of information in the main memory of a computer; now superseded by semiconductor memories

magnetic declination
magnetic variation noun the angle (at a particular location) between magnetic north and true north

magnetic dipole
noun a dipole with opposing magnetic poles

magnetic dipole moment
noun (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 disk
magnetic disc noun (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored

magnetic field strength
magnetic intensity noun the amount of magnetic flux in a unit area perpendicular to the direction of magnetic flow

magnetic field
magnetic flux noun the lines of force surrounding a permanent magnet or a moving charged particle

magnetic flux
noun a measure of the strength of a magnetic field over a given area

magnetic head
noun an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface a later retrieved

magnetic ink
noun an ink that contains particles of a magnetic substance whose presence can be detected by magnetic sensors

magnetic levitation
maglev noun high-speed rail technology; train is suspended on a magnetic cushion above a magnetized track and so travels free of friction

magnetic line of force
noun a line of force in a magnetic field

magnetic meridian
noun an imaginary line passing through both magnetic poles of the Earth

magnetic mine
noun (nautical) a marine mine that is detonated by a mechanism that responds to magnetic material (as the steel hull of a ship)

magnetic moment
moment of a magnet noun the torque exerted on a magnet or dipole when it is placed in a magnetic field

magnetic monopole
noun a hypothetical particle with a single magnetic pole instead of the usual two

magnetic needle
noun 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 north
compass north noun the direction in which a compass needle points

magnetic pole
noun either of two points where the lines of force of the Earth`s magnetic field are vertical

magnetic pole
noun one of the two ends of a magnet where the magnetism seems to be concentrated

magnetic recorder
noun recorder consisting of equipment for making records on magnetic media

magnetic resonance imaging
MRI noun the use of nuclear magnetic resonance of protons to produce proton density images

magnetic resonance
noun resonance of electrons or atoms or molecules or nuclei to radiation frequencies as a result of space quantization in a magnetic field

magnetic storage medium
magnetic medium noun 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`

magnetic storm
noun a sudden disturbance of the earth`s magnetic field; caused by emission of particles from the sun

magnetic stripe
noun 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 noun 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`

magnetically
adverb as if by magnetism; `he was magnetically attracted to her`

magnetism
magnetics noun the branch of science that studies magnetism

magnetite
magnetic iron-ore noun an oxide of iron that is strongly attracted by magnets

magnetization
magnetisation noun the physical property of being magnetic

magneto
magnetoelectric machine noun a small dynamo with a secondary winding that produces a high voltage enabling a spark to jump between the poles of a spark plug in a gasoline engine

magnetograph
noun a scientific instrument that registers magnetic variations (especially variations of the earth`s magnetic field)

magnetohydrodynamics
noun the study of the interaction of magnetic fields and electrically conducting fluids (as plasma or molten metal)

magnetometer
gaussmeter noun a meter to compare strengths of magnetic fields

magnetomotive force
noun the force that produces magnetic flux

magnetomotive force unit
noun a unit of measurement of magnetomotive force

magneton
noun a unit of magnetic moment of a molecular or atomic or subatomic particle

magnetosphere
noun the magnetic field of a planet; the volume around the planet in which charged particles are subject more to the planet`s magnetic field than to the solar magnetic field

magnetron
noun a diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields; used mainly in microwave oscillators

Magnificat
noun (Luke) the canticle of the Virgin Mary (from Luke 1:46 beginning `Magnificat anima mea Dominum`)

magnification
noun the act of expanding something in apparent size

magnificence
noun the quality of being magnificent or splendid or grand; `for magnificence and personal service there is the Queen`s hotel`; `his `Hamlet` lacks the brilliance that one expects`; `it is the university that gives the scene its stately splendor`; `an imaginative mix of old-fashioned grandeur and colorful art`; `advertisers capitalize on the grandness and elegance it brings to their products`

magnificently
splendidly adverb in a splendid manner; `he did splendidly in the exam`; `we got along famously`

magnificio
noun a person of distinguished rank or appearance

magnified
adjective enlarged to an abnormal degree; `thick lenses exaggerated the size of her eyes`

magnifier
noun a scientific instrument that magnifies an image

magnitude
noun the property of relative size or extent (whether large or small); `they tried to predict the magnitude of the explosion`; `about the magnitude of a small pea`

magnitude relation
quantitative relation noun a relation between magnitudes

magnolia
noun any shrub or tree of the genus Magnolia; valued for their longevity and exquisite fragrant blooms

Magnoliaceae
family Magnoliaceae noun subclass Magnoliidae: genera Liriodendron, Magnolia, and Manglietia

magnoliid dicot family
noun family of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms

magnoliid dicot genus
noun genus of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms

Magnoliidae
subclass Magnoliidae noun a group of families or trees and shrubs and herbs having well-developed perianths and apocarpous ovaries and generally regarded as the most primitive extant flowering plants; contains 36 families including Magnoliaceae and Ranunculaceae; sometimes classified as a superorder

magnum
noun a large wine bottle for liquor or wine

magnum opus
noun a great work of art or literature

magnus hitch
noun a rolling hitch similar to a clove hitch

magpie
noun long-tailed black-and-white crow that utters a raucous chattering call

Magritte
Rene Magritte noun Belgian surrealist painter (1898-1967)

maguey
noun Philippine plant yielding a hard fibre used in making coarse twine

magus
noun a magician or sorcerer of ancient times

Mah-Jongg
mahjong noun Chinese game played by 4 people with 144 tiles

Mahabharata
Mahabharatam noun (Hinduism) a sacred epic Sanskrit poem of India dealing in many episodes with the struggle between two rival families

mahagua
purau noun shrubby tree widely distributed along tropical shores; yields a light tough wood used for canoe outriggers and a fiber used for cordage and caulk; often cultivated for ornament

Mahalia Jackson
noun United States singer who did much to popularize gospel music (1911-1972)

Mahan
Alfred Thayer Mahan noun United States naval officer and historian (1840-1914)

maharaja
maharajah noun a great raja; a Hindu prince or king in India ranking above a raja

maharani
maharanee noun a great rani; a princess in India or the wife of a maharaja

Maharashtra
noun a historical area in west-central India

mahatma
noun (Hinduism) term of respect for a Brahmin sage

Mahayana
Mahayana Buddhism noun one of two great schools of Buddhist doctrine emphasizing a common search for universal salvation especially through faith alone; the dominant religion of China and Tibet and Japan

Mahayanism
noun the religious doctrine of Mahayana Buddhism

Mahayanist
noun an adherent of Mahayana Buddhism

Mahdi
noun (Islam) a messianic leader who (according to popular Muslim belief) will appear before the end of the world and restore justice and religion

Mahdism
noun belief in the appearance of the Mahdi; devotion to a Mahdi

Mahdist
noun an adherent of Mahdism

Mahler
Gustav Mahler noun Austrian composer and conductor (1860-1911)

mahoe
purau noun shrubby tree widely distributed along tropical shores; yields a light tough wood used for canoe outriggers and a fiber used for cordage and caulk; often cultivated for ornament

mahogany
mahogany tree noun any of various tropical timber trees of the family Meliaceae especially the genus Swietinia valued for their hard yellowish- to reddish-brown wood that is readily worked and takes a high polish

Mahonia
genus Mahonia noun evergreen shrubs and small trees of North and Central America and Asia

Mahonia nervosa
noun small shrub with grey-green leaves and yellow flowers followed by glaucous blue berries

mahout
noun the driver and keeper of an elephant

mahuang
Ephedra sinica noun Chinese ephedra yielding ephedrine

Maianthemum
genus Maianthemum noun sometimes placed in family Convallariaceae: false lily of the valley

Maianthemum bifolium
noun small white-flowered plant of western Europe to Japan

Maianthemum canadense
noun small two-leaved herb of the northern United States and parts of Canada having racemes of small fragrant white flowers

maid
maiden noun an unmarried girl (especially a virgin)

maid
housemaid noun a female domestic

maiden aunt
noun an unmarried aunt