also: ひじりごころ · みこころ
noun
Sacred Heart
Christian term referring to the Sacred Heart of Jesus, often used in the names of churches, schools, and devotions.
聖心女子学院は東京にあるカトリック系の学校です。
Sacred Heart Girls' School is a Catholic school in Tokyo.
6月は聖心の月として知られています。
June is known as the month of the Sacred Heart.
Rare reading; みこころ is more commonly written as 御心 in religious contexts.
御心 is a broader term for 'God's will' or 'divine heart' in Christian and general religious contexts, while 聖心 specifically refers to the Sacred Heart of Jesus.
From 聖 (holy) + 心 (heart), a direct translation of the Latin 'Sacrum Cor' or English 'Sacred Heart'. The reading せいしん is the standard Sino-Japanese reading; ひじりごころ and みこころ are native Japanese readings used in specific religious contexts.