primum mobile (English, noun)
expansion: primum mobile (plural primum mobiles or prima mobilia)
Senses:
topics: astronomy
natural-sciences
glosses: The outermost celestial sphere of the heavens in Ptolemaic astronomy, which was believed to cause all the inner spheres to rotate.
tags: historical
topics: human-sciences
lifestyle
philosophy
religion
sciences
theology
glosses: The prime mover or first cause (“an initial cause from which all other causes and effects follow”).
glosses: The person or thing that is the main impetus for some action; a driving force.
tags: broadly
Forms:
form: primum mobiles
tags: plural
form: prima mobilia
tags: plural