adjective
1. relating or belonging to the science of astronomy
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astronomic telescope
• Syn: ↑astronomical
• Pertains to noun: ↑astronomy (for: ↑astronomical), ↑astronomy
• Derivationally related forms: ↑astronomy (for: ↑astronomical), ↑astronomy
2. inconceivably large
• Syn: ↑astronomical, ↑galactic
Useful english dictionary. 2012.