zodiacal light


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zodiacal light

n.
A faint hazy cone of light, often visible within the zodiacal band in the west just after sunset or in the east just before sunrise, apparently caused by the reflection of sunlight from meteoric particles in the plane of the ecliptic.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

zodiacal light

n
(Physical Geography) a very faint cone of light in the sky, visible in the east just before sunrise and in the west just after sunset. It is probably due to the reflection of sunlight from cosmic dust in the plane of the ecliptic
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

zodi′acal light′


n.
a luminous tract in the sky, seen in the west after sunset or in the east before sunrise.
[1725–35]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.zodiacal light - a luminous tract in the skyzodiacal light - a luminous tract in the sky; a reflection of sunlight from cosmic dust in the plane of the ecliptic; visible just before sunrise and just after sunset
reflexion, reflection - the phenomenon of a propagating wave (light or sound) being thrown back from a surface
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
References in classic literature ?
Westward I saw the zodiacal light mingling with the yellow brilliance of the evening star.
Known as the zodiacal light (or the false dawn) it is caused by sunlight reflected off interplanetary dust particles.
However, very bright foregrounds like the zodiacal light (which is light scattered by dust in the solar system) rendered this measurement very challenging," said co-author Abhishek Desai, a graduate research assistant in the department of physics and astronomy.
There is light from other stars, the light from galaxies, sunlight reflecting from particles suspended along the plane of the solar system (known as zodiacal light) and the diffuse luminance of the night sky itself.
(13) DAWN: Look toward the east before morning twilight for the soft glow of the zodiacal light. You must be at more northerly latitudes, but if you are you might see this phenomenon for the next two weeks.
SEPTEMBER 2014/NASA: View the red star Antares near the red planet Mars, plus the Zodiacal Light that points towards Jupiter in the morning sky.
Caption: 1,000 times: Zodiacal light, the visible glow created when sunlight hits dust in the solar system, is 1,000 times as bright as the extragalactic background light.
In addition, the zodiacal light was seen from the Mountain Visitor Centre within the park on four occasions in spring and autumn 2011 and spring 2012.
Indeed, Earth is inside a very bright solar system: sunlight scattered by all the dust in the plane of Earth's orbit creates the zodiacal light radiating across the optical spectrum down to long-wavelength infrared.
One time I saw the rare zodiacal light, product of cosmic dust that catches the sheen of the sun, named thus because it mounts its faint oval aura on the ecliptic, among the constellations of the zodiac.
One of the things people attempt to see when visiting an ultra-dark site is to look for the eerie and elusive zodiacal light, a feeble nebulous cone based on the horizon and extending upwards along the ecliptic.
HE ROCKS forward on his seat with enthusiasm, just as he does when discussing zodiacal light or even the thought of taking up science fiction writing.