celestial equator

Noun

 * 1)  A great circle on the celestial sphere, coincident with the plane of earth's Equator.

Translations

 * Bulgarian: небесен екватор
 * Chinese:
 * Mandarin:
 * Czech: nebeský rovník
 * Esperanto: ĉielekvatoro
 * Finnish:
 * French:
 * German:
 * Greek: ουράνιος ισημερινός
 * Irish: meánchiorcal neamhaí
 * Japanese:
 * Polish:
 * Romanian:
 * Russian:
 * Swedish:
 * Ukrainian: небе́сний еква́тор