- (formal or specialist) a baby or very young child
- a nursery for infants under two
- their infant son
- She was seriously ill as an infant.
- Mozart was an infant prodigy (= a young child with unusual ability).
Extra ExamplesTopics Life stagesc1- Marjorie looked down at the sleeping infant in her arms.
- a book on intellectual development in the human infant
- countries with high infant mortality
- jaundice in premature infants
- We studied newborn infants up to two months old.
Oxford Collocations Dictionaryadjective- young
- month-old
- two-month-old
- …
- breastfeed
- feed
- nurse
- …
- death
- mortality
- child
- …
- sudden infant death syndrome
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- (in England and Wales) a child at school between the ages of four and seven
- The majority of infant teachers are women.
- I've known her since we were in the infants (= at infant school).
Word Originlate Middle English: from Old French enfant, from Latin infant- ‘unable to speak’, from in- ‘not’ + fant- ‘speaking’ (from the verb fari).
Check pronunciation:
infant