Phrase guide

sudden infant death syndrome

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

The sudden and unexplained death of an infant aged one month to one year, normally while sleeping.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

sudden and unexpected death of an apparently healthy infant during sleep

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: SIDS, infant death, crib death, cot death

Antonyms: none provided

Broader terms: death, sleep apnea

History

Etymology

No etymology was provided for this word.

Across languages

Translations

14 source translations are retained for this English entry.

  • Catalan: síndrome de la mort sobtada del lactant — medical syndrome
  • Chinese Mandarin: 嬰兒猝死症 /婴儿猝死症 (yīng'ér cùsǐ zhèng) — medical syndrome
  • Dutch: wiegendood — medical syndrome
  • Finnish: kätkytkuolema — medical syndrome
  • French: mort subite du nourrisson — medical syndrome
  • German: Kindstod — medical syndrome
  • Icelandic: vöggudauði — medical syndrome
  • Icelandic: skyndidauði ungbarna — medical syndrome
  • Japanese: 乳幼児突然死症候群 (nyūyōji totsuzenshi shōkōgun) — medical syndrome
  • Māori: mate ohorere pēpi — medical syndrome
  • Polish: nagła śmierć łóżeczkowa — medical syndrome
  • Polish: zespół nagłego zgonu niemowląt — medical syndrome
  • Russian: синдро́м внеза́пной де́тской сме́рти (sindróm vnezápnoj détskoj smérti) — medical syndrome
  • Swedish: plötslig spädbarnsdöd — medical syndrome