: an official document that gives information about a person's death (such as when and how the death happened)
Legal Definition
death certificate
noun
: a document setting forth information (as age, occupation, and place of birth) relating to a dead person and including a doctor's certification of the cause of death
Note: Death certificates are issued by a particular public official, as a city or town clerk. A death certificate is required to document a person's death for certain purposes, as to file an estate tax return or to probate an estate.