Wielki słownik angielsko-polski red. nacz D. Jemielniak, M. Miłkowski
(Noun) astronomia równik niebieski;
Wordnet angielsko-polski
(the great circle on the celestial sphere midway between the celestial poles)
kolur
synonim: celestial equator
synonim: equinoctial line
synonim: equinoctial