noun
unfinished work left at death
Refers to a project, task, or mission that someone was unable to complete before dying. Often used in formal or literary contexts.
彼は父の遺業を継いで研究を完成させた。
He took over his father's unfinished work and completed the research.
noun
lifetime achievement; work accomplished in one's life
Refers to the body of work or accomplishments a person achieved during their lifetime. Often used in eulogistic or historical descriptions.
この美術館は彼の遺業を集めたものです。
This museum is a collection of his lifetime achievements.