Origin: ML, first movable thing: see prime, & mobile
See primum mobile in American Heritage Dictionary 4
noun
Origin:
Origin: Medieval Latin prīmum mōbile
Origin: : prīmum
Origin: , neuter of prīmus, first
Origin: + mōbile
Origin: , from neuter of mōbilis, movable (translation of Arabic al-muḥarrik al-’awwal : al-, the + muḥarrik, mover + ’awwal, first)
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