Meaning of CELESTIAL SPHERE

Pronunciation:			su'leschul sfeer
WordNet Dictionary
	Definition:		[n]  the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
	Synonyms:		empyrean, firmament, heavens, sphere, vault of heaven, welkin
	See Also:		apex, apex of the sun's way, celestial point, nadir, solar apex, surface, zenith, zodiac