1. (

• celestial_sphere ,
• sphere ,
• empyrean ,
• firmament ,
• heavens ,
• vault_of_heaven ,
• welkin

) the apparent surface of the imaginary sphere on which celestial bodies appear to be projected ;

1. (

• empyrean ,
• empyreal

) of or relating to the sky or heavens; "the empyrean sphere" ;

2. (

• empyreal ,
• empyrean ,
• sublime

) inspiring awe; "well-meaning ineptitude that rises to empyreal absurdity"- M.S.Dworkin; "empyrean aplomb"- Hamilton Basso; "the sublime beauty of the night" ;