noun
moral sense; moral awareness
Refers to an inner sense of right and wrong, or a conscience rooted in moral or religious principles. Often used in Buddhist or ethical contexts.
彼は道心が厚く、不正を許さない。
He has a strong moral sense and does not tolerate injustice.
道心を養うために、毎朝座禅を組んでいる。
To cultivate moral awareness, I practice zazen every morning.