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CELESTIAL SPHERE
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The apparent surface of the imaginary sphere on which celestial bodies appear to be projected
Synonyms:
celestial sphere; empyrean; firmament; heavens; sphere; vault of heaven; welkin
Classified under:
Nouns denoting spatial position
Hypernyms ("celestial sphere" is a kind of...):
surface (the extended two-dimensional outer boundary of a three-dimensional object)
Meronyms (parts of "celestial sphere"):
apex; apex of the sun's way; solar apex (the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars)
celestial point (a point in the heavens (on the celestial sphere))
nadir (the point below the observer that is directly opposite the zenith on the imaginary sphere against which celestial bodies appear to be projected)
zenith (the point above the observer that is directly opposite the nadir on the imaginary sphere against which celestial bodies appear to be projected)
zodiac (a belt-shaped region in the heavens on either side to the ecliptic; divided into 12 constellations or signs for astrological purposes)
