noun
Meaning 1
In geocentric cosmologies, that region of the cosmos from the centre of the Earth to the moon, believed to comprise the four classical elements (earth, air, fire and water) and to be subject to generation and corruption.
Definition source: English Wiktionary via Wiktextract
Topics: astronomy, cosmology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided