newborn

1 of 2

adjective

new·​born ˈnü-ˌbȯrn 

ˈnyü-

1

: recently born

2

: born anew

newborn

2 of 2

noun

plural newborn or newborns

: a newborn individual

Synonyms of newborn

Adjective

• refreshed
• new
• revived
• reborn
• resuscitated
• rested
• renewed
• regenerated
• energized
• reanimated

Noun

• child
• baby
• infant
• toddler

Examples of newborn in a Sentence

Adjective

felt like a newborn activist after that pep rally

Noun

a mother goat and all of her newborn

intentionally bought clothes that were too big for her newborn but which undoubtedly would fit him in a few months

Recent Examples on the Web

Adjective

One of those babies was a newborn who died after his mother went into labor a month early. — Erika Edwards, NBC news, 5 Oct. 2026

The Abercrombie Kids’ Baby & Toddler Collection adds newborn through 5T sizing after shoppers asked for smaller sizes, extending the brand into another stage of its customers’ lives. — Ashley Lynch, Kansas City Star, 2 Oct. 2026

Noun

Latif, a hitman who’s also a father of three and a practicing Muslim, faces compounding crises when his wife dies, leaving him with a newborn who can’t tolerate formula. — The Week Us, TheWeek, 13 Oct. 2026

Did something happen in her youth that might inform why Cathy, after marrying Adam, goes on to shoot him, leave their newborns, join a brothel, slowly poison the madam, and then take her job? — Jasmine Vojdani, Vulture, 10 Oct. 2026

Word History

First Known Use

Adjective

14th century, in the meaning defined at sense 1

Noun

1786, in the meaning defined above

Phrases Containing newborn

• hemolytic disease of the newborn

Kids Definition

newborn

1 of 2 adjective

new·​born ˈn(y)ü-ˈbȯ(ə)rn 

1

: recently born

2

: born anew

newborn

2 of 2 noun

plural newborn or newborns

: a newborn individual

Medical Definition

newborn

1 of 2 adjective

new·​born ˈn(y)ü-ˈbȯ(ə)rn 

1

: recently born

a newborn infant

2

: affecting or relating to the newborn

newborn

2 of 2 noun

new·​born -ˌbȯ(ə)rn 

plural newborn or newborns

: a newborn infant : neonate