solar apex

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars
• Syn:
apex, apex of the sun's way
• Ant:
antapex (for: apex)
• Derivationally related forms:
apical (for: apex)
• Hypernyms:
celestial point
• Part Holonyms:
celestial sphere, sphere, empyrean, firmament, heavens,
vault of heaven, welkin