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The directly visible outer layer or atmosphere of a star, especially of the sun.

pho′to·spher′ic (-sfîr′ĭk, -sfĕr′ĭk) adj.
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.


( ˈfəʊtəʊˌsfɪə)
(Astronomy) the visible surface of the sun, several hundred kilometres thick
photospheric adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈfoʊ təˌsfɪər)

a sphere of light or radiance.
pho`to•spher′ic (-ˈsfɛr ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


The thin, outer layer that forms the visible surface of a star, especially the sun.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


The visible outer layer of a star, especially of the Sun.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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Noun 1. photosphere - the intensely luminous surface of a star (especially the sun)
surface - the extended two-dimensional outer boundary of a three-dimensional object; "they skimmed over the surface of the water"; "a brush small enough to clean every dental surface"; "the sun has no distinct surface"
Sun - the star that is the source of light and heat for the planets in the solar system; "the sun contains 99.85% of the mass in the solar system"; "the Earth revolves around the Sun"
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References in classic literature ?
Her hopes mingled with the sunshine in an ideal photosphere which surrounded her as she bounded along against the soft south wind.
The underwater footage was shot near Nassau in the Bahamas using the Williamson Photosphere, created by John Ernest Williamson, based on his fathers invention.
By comparison, the Suns photosphere contains about two million convective cells, with typical diameters of just 1500 kilometres.
Just as Earth's atmosphere contains layers such as the troposphere and stratosphere, the solar atmosphere is made up of four distinct layers: the photosphere, chromosphere, transition region, and corona. Leather T Sandals Shipping Fast Seashell bar Tkees zxY6Evq
It has also been exhibited at Delhi's Jor Bagh metro station (Habitat Photosphere, 2015-16).
The first or final piece of solar photosphere shining through the deepest valley on the Moon's edge creates, with the ring band of the inner corona, the most spectacular of all eclipse phenomena: the diamond ring.
But with the photosphere blocked, the corona will become the main event in the sky - a pale, spiky halo of streamers that appears to radiate from the blacked-out solar surface.
The present study is an investigation of stellar physics based on characteristics such as mass, luminosity, radius, and photosphere temperature.
The photosphere emits the so-called visible light (380-750 nm), peaking at a green wavelength of 500 nm.
The 26-year-old's dramatic arrival and movie-star looks soon make him "the most famous student teacher in the Twitterverse and the photosphere.
The exhibition itself is a collaboration between Habitat Photosphere, the yearlong photography festival initiated by India Habitat Centre, and child rights organisation Save the Children.
Regardless of these large assumptions on our part, we can still calculate the effective temperature of the sun's photosphere with fair accuracy.