Akademik

a document written by someone still legally capable requesting that he should be allowed to die if subsequently severely disabled or suffering terminal illness

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after he discovered he had AIDS he drew up a living will

noun, pl ⋯ wills [count]

law : a document in which you say what medical decisions should be made if you become too sick or injured to make those decisions

◇ A living will usually says that a very sick or injured person should be allowed to die if there is no real hope of recovery.

ˌliving ˈwill f30 [living will] noun

a document stating your wishes concerning medical treatment in the case that you become so ill/sick that you can no longer make decisions about it, in particular asking doctors to stop treating you and let you die