elliptical galaxy
noun Date: 1948 a galaxy that has a generally elliptical shape and that has no apparent internal structure or spiral arms — called also elliptical — compare spiral galaxy

New Collegiate Dictionary. 2001.

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  • Elliptical galaxy — An elliptical galaxy is a galaxy belonging to one of the three main classes of galaxy originally described by Edwin Hubble (whose name was dedicated to the famous Hubble space telescope) in his 1936 work “The Realm of the Nebulae” [cite book… …   Wikipedia

  • elliptical galaxy — noun : a galaxy of a generally elliptical shape, from round to lenticular, differing chiefly from other types in having no apparent internal structure or spiral arms called also spheroidal galaxy * * * Astron. a type of galaxy having the shape of …   Useful english dictionary

  • elliptical galaxy — Astron. a type of galaxy having the shape of a spheroid or ellipsoid, rather than a disk. Also called elliptical, E galaxy. * * * …   Universalium

  • elliptical galaxy — ellip′tical gal′axy n. astron. a galaxy having an elliptical shape. Compare spiral galaxy …   From formal English to slang

  • elliptical galaxy — noun A galaxy having a smooth, featureless light profile. It is one of the three main classes of galaxies originally described by Edwin Hubble in his 1936 work “The Realm of the Nebulae” …   Wiktionary

  • Dwarf elliptical galaxy — Dwarf elliptical galaxies, or dEs, are elliptical galaxies that are much smaller than others. They are classified as dE, and are quite common in galaxy groups and clusters, and are usually companions to other galaxies. Contents 1 Examples 2… …   Wikipedia

  • Sagittarius Dwarf Elliptical Galaxy — Infobox Galaxy caption = name = Sagittarius Dwarf Elliptical Galaxycite web title=SIMBAD Astronomical Database work=Results for Sagittarius Dwarf Spheroidal url=http://simbad.u strasbg.fr/Simbad accessdate=2006 11 28 ] epoch = J2000 type =… …   Wikipedia

  • Galaxy groups and clusters — are the largest known gravitationally bound objects to have arisen thus far in the process of cosmic structure formation.[1] They form the densest part of the large scale structure of the universe. In models for the gravitational formation of… …   Wikipedia

  • Galaxy merger — Galaxy mergers can occur when two (or more) galaxies collide. They are the most violent type of galaxy interaction. Although galaxy mergers do not involve stars or star systems actually colliding, due to the vast distances between stars in most… …   Wikipedia

  • galaxy — [n] nebula elliptical galaxy, irregular galaxy, island universe, Milky Way, spiral galaxy, star cluster, star system; concepts 370,511 …   New thesaurus

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