A more thorough explanation:

OBIIT

Obiit is a Latin word that means "he died" or "she died."

1. John Smith, obiit on June 15, 2021.

2. The inscription on the tombstone read, "Mary Johnson, obiit on January 1, 1900."

The examples illustrate the use of the Latin word obiit to indicate that someone has passed away. In example 1, John Smith's death is being announced using the word obiit. In example 2, the word is used in an inscription on a tombstone to indicate the date of Mary Johnson's death.