INFANT Synonyms: 78 Similar and Opposite Words

infant 1 of 2

noun

ˈin-fənt

Definition of infant

as in child

a recently born person infants should be kept warm at all times

Synonyms & Similar Words

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Antonyms & Near Antonyms

infant

2 of 2

adjective

as in embryonic

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of infant

Noun

During the investigation, police were tipped off that a child of Craig and Sarah died in another state about three years ago, while still an infant, but the death was not reported to law enforcement, per the statement. — Samira Asma-Sadeque, PEOPLE, 25 Aug. 2026 Instead, its goals include preventing or reducing sudden unexpected infant deaths and youth drownings, emergency room visits for motor vehicle crashes, and hospitalizations for traumatic brain injuries. — Yona Gavino, Miami Herald, 25 Aug. 2026

Adjective

The lawsuit further alleged that the chain sold expired infant formula and baby food products, prosecutors said. — Caelyn Pender, Mercury News, 27 Mar. 2026 For decades, research into RSV had been stymied by past failures, leaving no way to prevent the thousands of infant respiratory deaths that occur worldwide every year. — Richard Hughes Iv, STAT, 18 Feb. 2026 See All Example Sentences for infant

Recent Examples of Synonyms for infant

Noun

In total, the support is equal to almost 70,000 Singapore dollars ($55,000) by the time a child is 17.

— Angelica Ang, Fortune, 30 Aug. 2026
Meta, the parent company of Facebook and Instagram, settled a lawsuit over the harms of social media to children brought by California and other states.

— Sonja Sharp, Los Angeles Times, 29 Aug. 2026

Definition of child

Adjective

This is a consequence of his not having developed beyond the embryonic stage, socially.

— Kate Erbland, IndieWire, 17 Aug. 2026
Using technology that offers a systemwide view of the aging process in mice, Cao has outlined discrete stages of aging, akin to those of embryonic development, that are defined by changes in molecular signals and specific cell populations.

— Ingrid Wickelgren, Quanta Magazine, 14 Aug. 2026

Definition of embryonic

Noun

From Hall of Fame quarterbacks to groundbreaking women, these are the best baby names for football fans.

— Beth Ann Mayer, Parents, 1 Sep. 2026
Her conversation with John also divulges the depths of his entwinement with current ring-bearer Hal Jordan, via a flashback to when John was a baby, in the all-important year of 1986.

— Siddhant Adlakha, Vulture, 31 Aug. 2026

Definition of baby

Adjective

Following the characters’ daily lives as tweens, the series shows us a much more vulnerable Angelica (Cheryl Chase), and a not-so-bald Tommy’s (Elizabeth Daily) imagination evolving into a budding filmmaking career.

— Skyler Trepel, Entertainment Weekly, 20 June 2026
The camp will let budding designers explore and take the world of fashion to the next level using AI tools.

— Hema Sivanandam, Mercury News, 15 June 2026

Definition of budding

Noun

The proud mom shared pictures of her and Green cuddling their little one in the hospital room, concealing the newborn’s face in the snaps.

— Kayla Grant, PEOPLE, 21 Aug. 2026
Authorities told the news outlet that Brown was a family friend to the newborn's family and took the child when his mother fell asleep.

— Dan Raby, CBS News, 18 Aug. 2026

Definition of newborn

Adjective

Dark stars are hypothetical primordial stars that, rather than producing energy through nuclear fusion, are instead powered by self-annihilating dark matter within their cores.

— Robert Lea, Space.com, 21 Aug. 2026
Their results recently published in the journal Physical Review Letters signal a major breakthrough in quantum physics—one that indicates a primordial quark-gluon plasma soup is actually possible with lighter ingredients.

— Andrew Paul, Popular Science, 20 Aug. 2026

Definition of primordial

Noun

In the distance, a toddler in a matching Nike outfit literally leaped into the arms of a crying woman, perhaps a grandmother, squeezing tightly for a hug.

— Sam McDowell, Kansas City Star, 30 Aug. 2026
The boy and his grandmother’s identities have not been shared publicly at this time, but it was disclosed that the toddler would have turned 2 next week.

— Latoya Gayle, PEOPLE, 29 Aug. 2026

Definition of toddler

Browse Nearby Words

infancy

infant

infantile

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“Infant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infant. Accessed 1 Sep. 2026.

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Synonyms of infant

noun

adjective

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