From Longman Dictionary of Contemporary Englishecliptice‧clip‧tic /ɪˈklɪptɪk/ noun [singular] technicalHA the path along which the Sun seems to move → orbit
Examples from the Corpus
ecliptic• Celestial equator is not the same circle as degrees ecliptic and not.Origin ecliptic (1300-1400) Late Latin ecliptica linea “line of eclipses” 