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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Dissimilar Words

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

March of Dimes also found first-year medical costs run roughly four times higher for preterm infants than for full-term ones. — Sydney Lake, Fortune, 15 Sep. 2026 The new parents were photographed last week on a walk with the infant in a front carrier, snuggled close to the superstar. — Martha Ross, Chicago Tribune, 15 Sep. 2026

Adjective

Thorsen helped lead research for the CDC studying infant disabilities, according to prosecutors. — Sasha Pezenik, ABC News, 8 May 2026 The lawsuit further alleged that the chain sold expired infant formula and baby food products, prosecutors said. — Caelyn Pender, Mercury News, 27 Mar. 2026 See All Example Sentences for infant

Recent Examples of Synonyms for infant

Noun

Her volunteer work with the PTA at her children's school, Rightsell Elementary, was just the beginning, propelling her into a world of community activism and politics.

— Arkansas Online, Arkansas Online, 6 Sep. 2026
At a gathering with other artists, a seemingly playful party game culminates in an excruciating monologue about child abuse.

— Alison Foreman, IndieWire, 5 Sep. 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

One was Lady Dracula Cher, with little baby fangs and her box resembling a coffin.

— MARK KENNEDY THE ASSOCIATED PRESS, Arkansas Online, 15 Sep. 2026
Chopping vegetables with tiny baby feet dangling in front of the cutting board was a new challenge, but one easily solved by a little shifting and angling.

— Caroline Chambers, Bon Appetit Magazine, 14 Sep. 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

Listeria monocytogenes can cause listeriosis, a serious infection that can be especially dangerous for older adults, people with weakened immune systems, pregnant individuals and newborns.

— Angela Rodriguez, Sacbee.com, 9 Sep. 2026
Pregnant people and their newborns are also particularly vulnerable; an infection during pregnancy can cause miscarriage, stillbirth, premature delivery, or a life-threatening infection in the newborn.

— Amber Brenza, HEALTH, 8 Sep. 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

The free meals program aims to combat malnutrition and reduce childhood stunting by providing meals to nearly 90 million students, toddlers and pregnant women.

— ABC News, ABC News, 5 Sep. 2026
Their opponents were Taiwan’s Chan Hao-ching and Australian Maya Joint, who, at 20 years old, was just a toddler when the Williams sisters won the 2009 US Open.

— Matt Reigle OutKick, FOXNews.com, 5 Sep. 2026

Definition of toddler

Adjective

Over nearly two centuries in trade, the company has dealt in germinal francs, Poincaré francs, de Gaulle francs, and euros, always remaining family-owned.

— Lauren Collins, New Yorker, 7 Sep. 2026
Vaccines combining slow release and follicle targeting of antigens increase germinal center B cell diversity and clonal expansion.

— Ian Randall, MSNBC Newsweek, 19 June 2025

Definition of germinal

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 18 Sep. 2026.

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Synonyms of infant

noun

adjective

Example Sentences

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