
1) Inner layer of the sun 2) Surface
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https://www.crosswordclues.com/clue/photosphere

The photosphere of an astronomical object is the depth of a star`s outer shell from which light is radiated. The term itself is derived from Ancient Greek roots, φῶς, φωτός/phos, photos meaning `light` and σφαῖρα/sphaira meaning `sphere`, in reference to the fact that it is a spherical surface that is perceived to emit light. ...
Found on
http://en.wikipedia.org/wiki/Photosphere

The portion of the Sun?s disc that is visible to the eye.
Found on
http://jot101.com/2015/05/a-z-of-science-fiction-words/

region of space lit by the sun
Found on
http://phrontistery.info/p.html

Visible surface of the sun.
Found on
http://planetfacts.org/space-terms/

• (n.) A sphere of light; esp., the luminous envelope of the sun.
Found on
http://thinkexist.com/dictionary/meaning/photosphere/

The visible surface of the Sun.
Found on
http://www.braeunig.us/space/glossary.htm

visible surface of the Sun, from which is emitted most of the Sun`s light that reaches Earth directly. Since the Sun is so far away, the edge of the ... [4 related articles]
Found on
http://www.britannica.com/eb/a-z/p/61

The visible surface of the Sun or some other star; it lies just below the chromosphere and just above the convective zone and has a temperature of about 6,000 K. The photosphere ends (and the chromosphere begins) at about the place where the density of negative hydrogen ions falls too low to result ...
Found on
http://www.daviddarling.info/encyclopedia/P/photosphere.html

The bright visible surface of the Sun.
Found on
http://www.encyclo.co.uk/local/20448

The lowest layer of the solar atmosphere; corresponds to the solar surface viewed in WHITE LIGHT. SUNSPOTs and FACULAe are observed in the photosphere.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

The visible surface of the Sun
Found on
http://www.encyclo.co.uk/visitor-contributions.php
Pho'to·sphere noun [
Photo- +
sphere .] A sphere of light; esp., the luminous envelope of the sun.
Found on
http://www.encyclo.co.uk/webster/P/77

the surface of the Sun.
Found on
http://www.kidseclipse.com/pages/glossary.htm

Visible surface of Sun from which radiant energy is release.
Found on
http://www.physicalgeography.net/physgeoglos/p.html

The visible surface of the Sun; the upper surface of a convecting layer of gases in the outer portion of the sun whose temperature causes it to radiate light at visible wavelengths; sunspots and faculae are observed in the photosphere.
Found on
http://www.solarviews.com/eng/terms.htm

[
n] - the intensely luminous surface of the sun
Found on
http://www.webdictionary.co.uk/definition.php?query=photosphere

photosphere 1. The outermost visible layer of the sun. The layer of the sun that corresponds to the solar surface viewed in white light. 2. The intensely bright gaseous outer layer of a star, especially the sun. Sunspots and faculae are both features of the photosphere. The faculae are groups of small shining spots on the surface of the sun which...
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http://www.wordinfo.info/words/index/info/view_unit/1999/5

The visible surface of the Sun. It consists of a zone in which the gaseous layers change from being completely opaque to radiation to being transparent. It is the layer from which the light we actually see (with the human eye) is emitted.
Found on
https://www.encyclo.co.uk/local/20087

The layer of the Sun from which all visible light reaches us. The Sun is too hot to have a solid surface and the photosphere consists of a plasma at about 5500 degrees centigrade. See also: Sun.
Found on
https://www.encyclo.co.uk/local/20687
noun the intensely luminous surface of a star (especially the sun)
Found on
https://www.encyclo.co.uk/local/20974

Visible surface of the Sun, which emits light and heat. About 300 km/200 mi deep, it consists of incandescent gas at a temperature of 5,800 K (5,530°C/9,980°F). Rising cells of hot gas produce a mottling of the photosphere known as granulation, each granule being about 1,000 km/...
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.