noun, noun which may take the genitive case particle 'no'
immaculacy; freedom from original sin
Primarily a Christian theological term referring to the state of being without original sin, especially in the context of the Immaculate Conception.
The Catholic Church believes in the Immaculate Conception of the Virgin Mary.
Compound of 無 (mu, 'without') + 原罪 (genzai, 'original sin'). A straightforward Sino-Japanese theological term.