gravitational lens
noun Date: 1937 a massive celestial object (as a galaxy) that bends and focuses the light of another more distant object (as a quasar) by gravity and that is usually detected by the multiple images it forms of the second object

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Gravitational lens — Gravitational Lensing Formalism Strong lensing …   Wikipedia

  • gravitational lens — n. a massive celestial body, esp. a galaxy or cluster of galaxies, having enough gravity to refract light waves from a more distant object, esp. a quasar, so that an observer sees an amplified or multiple image (gravitational lensing) …   English World dictionary

  • gravitational lens — gravita′tional lens′ n. astron. a celestial body, as a galaxy, whose gravitational field refracts the light of a more distant object • Etymology: 1945–50 …   From formal English to slang

  • gravitational lens — noun A massive body that produces distorted, magnified or multiple images of more distant objects when its gravitational field bends the path of light rays. See Also: gravitational lensing …   Wiktionary

  • gravitational lens — Astron. a heavy, dense body, as a galaxy, that lies along our line of sight to a more distant object, as a quasar, and whose gravitational field refracts the light of that object, splitting it into multiple images as seen from the earth. [1975… …   Universalium

  • gravitational lens — noun Astronomy a massive object whose gravitational field distorts light passing through it, producing a multiple image of a more remote object …   English new terms dictionary

  • gravitational lens — /ˌgrævəteɪʃənəl ˈlɛnz/ (say .gravuhtayshuhnuhl lenz) noun an area of space in which the pull of gravity is so strong that it bends light as a lens would do …   Australian English dictionary

  • gravitational lens — noun : a massive celestial object (as a galaxy) that bends and focuses the light of another more distant object (as a quasar) by gravity in accordance with general relativity and that is usually detected by the multiple images it forms of the… …   Useful english dictionary

  • Gravitational microlensing — Gravitational Lensing Formalism Strong lensing …   Wikipedia

  • Lens — can refer to: NOTOC In optics*Lens (optics), an optical element which converges or diverges light **Lens (anatomy), a part of the eye **Corrective lens for correction of human vision ***Contact lens, placed on the cornea of the eye **Photographic …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”