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

At its center is Latif (Mahershala Ali), a devout Muslim and professional assassin whose world is upended by his wife’s death and the demands of caring for their three children, in particular the search for breast milk to feed his newborn daughter. — Scott Roxborough, HollywoodReporter, 10 Nov. 2026

Mother of five A newborn Chudney also made an appearance during the mid-’70s shoot, as seen in this snapshot. — Katie Schultz, Architectural Digest, 10 Nov. 2026

Noun

Two of his great-granddaughters spent years in prison for failing to seek medical care for their premature newborns who died. — Noelle Crombie, ProPublica, 11 Nov. 2026

There is no specific treatment for congenital measles, but newborns can also receive immunoglobulin if they are born to a mother with measles which may help lessen the severity or risk of death from congenital measles, the CDC says. — Dr. Jade Cobern, ABC News, 10 Nov. 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