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astronomical

/ˌæs.tɹəˈnɒm.ɪ.kəl/ adjective

In Latin: astronomicus Wiktionary

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about astronomical at Wordnik → Where our words come from →

  1. Relating or belonging to the science of astronomy.
    astronomic telescope
  2. Inconceivably large.

Origin

Attested since at least 1550, from Middle French astronomique or directly from Latin astronomicus, from Ancient Greek ἀστρονομικός (astronomikós).

From Wiktionary, via Kaikki.org (CC BY-SA)