ଅର୍ଥ : An agent that is the cause of all things but does not itself have a cause.
ଉଦାହରଣ :
God is the first cause.
ସମକକ୍ଷ : first cause, prime mover
Primum mobile ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Primum mobile ka matlab kya hota hai?