godan verb (iku/yuku class), intransitive verb
be dying; be nearing death
Describes the process of approaching death, often with a literary or emotive feel. The ゆく reading of 行く adds a sense of gradual progression.
彼は静かに死にゆく人を見守った。
He watched over the person who was quietly dying.
死にゆく星の最後の
The final glow of a dying star.