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galaxy    音标拼音: [g'æləksi]
n. 星系,银河系;一群出色的人物

星系,银河系;一群出色的人物

galaxy
n 1: a splendid assemblage (especially of famous people)
2: tufted evergreen perennial herb having spikes of tiny white
flowers and glossy green round to heart-shaped leaves that
become coppery to maroon or purplish in fall [synonym: {galax},
{galaxy}, {wandflower}, {beetleweed}, {coltsfoot}, {Galax
urceolata}]
3: (astronomy) a collection of star systems; any of the billions
of systems each having many stars and nebulae and dust;
"`extragalactic nebula' is a former name for `galaxy'" [synonym:
{galaxy}, {extragalactic nebula}]

Galaxy \Gal"ax*y\, n.; pl. {Galaxies}. [F. galaxie, L. galaxias,
fr. Gr. ? (sc. ? circle), fr. ?, ?, milk; akin to L. lac. Cf.
{Lacteal}.]
[1913 Webster]
1. (Astron.)

1. The Milky Way, that luminous tract, or belt, which is seen
at night stretching across the heavens, and which is
composed of innumerable stars, so distant and blended as
to be distinguishable only with the telescope. --Nichol.
[1913 Webster]

2. A very large collection of stars comparable in size to the
Milky Way system, held together by gravitational force and
separated from other such star systems by large distances
of mostly empty space. Galaxies vary widely in shape and
size, the most common nearby galaxies being over 70,000
light years in diameter and separated from each other by
even larger distances. The number of stars in one galaxy
varies, and may extend into the hundreds of billions.
[PJC]

3. A splendid or impressive assemblage of persons or things;
as, a galaxy of movie stars.
[1913 Webster PJC] Galban

74 Moby Thesaurus words for "galaxy":
Milky Way, Via Lactea, army, barred spiral, barred spiral galaxy,
big name, celebrity, cluster, cohue, constellation, cosmic noise,
crowd, crush, cynosure, deluge, figure, flock, flood, folk hero,
galactic circle, galactic cluster, galactic coordinates,
galactic latitude, galactic longitude, galactic nebula,
galactic noise, galactic pole, great man, heap, hero, heroine,
horde, host, idol, immortal, important person, island universe,
jam, legion, lion, luminaries, luminary, man of mark, mass,
master spirit, mob, multitude, name, notability, notable, panoply,
person of note, personage, pleiad, pop hero, popular hero,
popular idol, press, public figure, rabble, rout, ruck,
social lion, somebody, spate, spheroidal galaxy, spiral,
spiral galaxy, spiral nebula, star, supergalaxy, superstar, throng,
worthy

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  • Galaxy - Wikipedia
    A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity [1][2] The word is derived from the Greek galaxias (γαλαξίας), meaning 'milky', a reference to the Milky Way galaxy that contains the Solar System
  • Galaxies - NASA Science
    Galaxies consist of stars, planets, and vast clouds of gas and dust, all bound together by gravity The largest contain trillions of stars and can be more than a million light-years across The smallest can contain a few thousand stars and span just a few hundred light-years
  • Galaxy | Definition, Formation, Types, Properties, Facts | Britannica
    A galaxy is any of the systems of stars and interstellar matter that make up the universe Many such assemblages are so enormous that they contain hundreds of billions of stars Galaxies usually exist in clusters, some of which measure hundreds of millions of light-years across
  • LA Galaxy
    LA Galaxy: Spotlight, a dynamic new biweekly studio show hosted by longtime Galaxy radio broadcaster Joe Tutino, airs every other Thursday on FOX 11 Plus at 7:30 p m PT
  • What is a Galaxy? - sciencenewstoday. org
    A galaxy is one of the largest structures in the universe It is a gravitationally bound system made up of stars, planets, gas, dust, dark matter, and often mysterious phenomena such as black holes and energetic cosmic radiation
  • What’s a galaxy? All you need to know about galaxies - EarthSky
    A galaxy can contain hundreds of billions of stars and be many thousands of light-years across Our own galaxy, the Milky Way, is around 100,000 light-years in diameter
  • What is a galaxy? - BBC Sky at Night Magazine
    A galaxy is a concentration of millions or billions of stars, gas clouds and pockets of dust, all bound by gravity and swathed in a cocoon of mysterious dark matter
  • Galaxy Types - NASA Science
    Our Milky Way is one example of a broad class of galaxies defined by the presence of spiral arms These galaxies resemble giant rotating pinwheels with a pancake-like disk of stars and a central bulge or tight concentration of stars
  • What Is a Galaxy? | NASA Space Place – NASA Science for Kids
    What Is a Galaxy? The Short Answer: A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity We live on a planet called Earth that is part of our solar system But where is our solar system? It’s a small part of the Milky Way Galaxy
  • What Is a Galaxy? - Science@NASA
    Galaxies are concentrations of stars, gas, dust, and dark matter They come in a variety of shapes and sizes Some are fated to collide, like the Milky Way and Andromeda





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