Definition of predecease in English:

predecease

verb

[WITH OBJECT]formal
  • Die before (another person, typically a relative):

    ‘his second wife predeceased him’
    • ‘Dad was predeceased by his beloved wife Tena, six brothers and four sisters.’
    • ‘They had a family of five daughters and one son John, the latter who sadly predeceased his father.’
    • ‘The two men ended up in a bitter dispute, and Henry the Young King predeceased his father.’
    • ‘Few people apart from experts in the field have any inkling that Nietzsche predeceased his sister by some 35 years.’
    • ‘In 1376 he predeceased his father, leaving his young son Richard as heir to the throne.’

noun

formal
  • A death preceding that of another person.

    • ‘It reads, ‘Private: for the hands of G.J. Utterson ALONE, and in case of his predecease to be destroyed unread.’’

Pronunciation

predecease

/ˌpriːdɪˈsiːs/