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magnet    音标拼音: [m'ægnət]
n. 磁铁,有吸引力之人,有吸引力之物

磁铁,有吸引力之人,有吸引力之物

magnet


magnet
n 1: (physics) a device that attracts iron and produces a
magnetic field
2: a characteristic that provides pleasure and attracts;
"flowers are an attractor for bees" [synonym: {attraction},
{attractor}, {attracter}, {attractive feature}, {magnet}]

Magnet \Mag"net\ (m[a^]g"n[e^]t), n. [OE. magnete, OF. magnete,
L. magnes, -etis, Gr. Magnh^tis li`qos a magnet, metal that
looked like silver, prop., Magnesian stone, fr. Gr.
Magnhsi`a, a country in Thessaly. Cf. {Magnesia},
{Manganese}.]
1. The loadstone; a species of iron ore (the ferrosoferric or
magnetic ore, {Fe3O4}) which has the property of
attracting iron and some of its ores, and, when freely
suspended, of pointing to the poles; -- called also
{natural magnet}.
[1913 Webster]

Dinocrates began to make the arched roof of the
temple of Arsino["e] all of magnet, or this
loadstone. --Holland.
[1913 Webster]

Two magnets, heaven and earth, allure to bliss,
The larger loadstone that, the nearer this.
--Dryden.
[1913 Webster]

2. (Physics) A bar or mass of steel or iron to which the
peculiar properties of the loadstone have been imparted;
-- called, in distinction from the loadstone, an
{artificial magnet}.
[1913 Webster]

Note: An artificial magnet, produced by the action of an
electrical current, is called an {electro-magnet}.
[1913 Webster]

{Field magnet} (Physics & Elec.), a magnet used for producing
and maintaining a magnetic field; -- used especially of
the stationary or exciting magnet of a dynamo or
electromotor in distinction from that of the moving
portion or armature.
[1913 Webster] Magnetic

36 Moby Thesaurus words for "magnet":
ambition, artificial magnet, bar magnet, catch,
center of attraction, center of consciousness, center of interest,
cynosure, dearest wish, desideration, desideratum, desire,
electromagnetic lifting magnet, field magnet, focal point, focus,
focus of attention, forbidden fruit, glimmering goal,
golden vision, hope, horseshoe magnet, lodestar, lodestone,
magnetic needle, magnetite, paramagnet, plum, point of convergence,
polestar, prime focus, prize, solenoid, temptation, trophy, wish

Magnet, NE -- U.S. village in Nebraska
Population (2000): 79
Housing Units (2000): 39
Land area (2000): 0.144242 sq. miles (0.373585 sq. km)
Water area (2000): 0.000000 sq. miles (0.000000 sq. km)
Total area (2000): 0.144242 sq. miles (0.373585 sq. km)
FIPS code: 30310
Located within: Nebraska (NE), FIPS 31
Location: 42.455401 N, 97.470798 W
ZIP Codes (1990): 68749
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords:
Magnet, NE
Magnet



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  • Magnet - Wikipedia
    A magnet is a material or object that produces a magnetic field This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc and attracts or repels other magnets
  • Magnet | Physics, Properties Uses | Britannica
    Magnet, any material capable of attracting iron and producing a magnetic field outside itself By the end of the 19th century all the known elements and many compounds had been tested for magnetism, and all were found to have some magnetic property
  • How Magnets Work | HowStuffWorks
    Magnets are objects that produce magnetic fields and attract metals like iron, nickel and cobalt The magnetic field's lines of force exit the magnet from its north pole and enter its south pole Permanent or hard magnets create their own magnetic field all the time
  • Amazon. com: Magnet
    Shop a collection of heavy-duty magnets built to last Discover corrosion-resistant options ideal for refrigerators, whiteboards, DIY projects, and beyond
  • What is a Magnet? - GeeksforGeeks
    Magnet is a material that attracts or repels any other similar kind of material in its surroundings This attraction or repulsion is due to the creation of a magnetic field around the magnet The strength of the magnetic field is stronger near the magnet and decreases as we go away from it
  • What Are Magnets Made Of? | Magnet Basics
    Learn the basics of magnets on this page here such as types of magnets, what are magnets made of and how do they work
  • What is a Magnet? | Physics Van | Illinois
    A magnet is anything that carries a static magnetic field around with it There are lots of kinds of magnets The ones you find most commonly are permanent magnets made out of some special metals, especially iron, or are mixtures of these metals and other stuff (like rubber or ceramics)
  • Magnets and Electromagnets - PhET Interactive Simulations
    Explore the interactions between a compass and bar magnet Discover how you can use a battery and coil to make an electromagnet Explore the ways to change the magnetic field, and measure its direction and magnitude around the magnet
  • Magnetism - NASA
    In nature, magnetic fields are produced in the rarefied gas of space, in the glowing heat of sunspots and in the molten core of the Earth Such magnetism must be produced by electric currents, but finding how those currents are produced remains a major challenge
  • Magnetism - Wikipedia
    Magnetism is the class of physical attributes that occur through a magnetic field, which allows objects to attract or repel each other Because both electric currents and magnetic moments of elementary particles give rise to a magnetic field, magnetism is one of two aspects of electromagnetism





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