A political system in which a monarch acts as head of state within the parameters of a constitution.
Japan adopts a constitutional monarchy.
In a constitutional monarchy, the monarch's powers are limited by the constitution.
Standard kanji spelling for 'constitutional monarchy'.
Variant spelling with 制 instead of 政; less common but attested.
Compound of 立憲 (constitutional) + 君主 (monarch) + 政体 (form of government). The variant 立憲君主制体 replaces 政体 with 制体, a less common combination.