Meaning : A political system in which the supreme power lies in a body of citizens who can elect people to represent them.
Synonyms : commonwealth, democracy
Meaning : A form of government whose head of state is not a monarch.
Example :
The head of state in a republic is usually a president.
Republic ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Republic ka matlab kya hota hai?