democratic state; democracy
Refers to a country that operates under democratic principles. Often used in political or international contexts.
Japan is known as a democratic state.
Many democratic countries signed this treaty.
民主主義 is the abstract concept of democracy, while 民主主義国 refers specifically to a country that practices it.
共和国 means 'republic', a form of government that may or may not be democratic. 民主主義国 emphasizes democratic principles rather than the absence of monarchy.
Compound of 民主主義 (democracy) + 国 (country). The term is a straightforward modern coinage reflecting Western political concepts.