bn:00017010n
Noun Concept
EN
horizon  celestial horizon
EN
The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth WordNet 3.0
Definitions
Relations
Sources
EN
The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet