in·​fant | \ ˈin-fənt How to pronounce infant (audio) \

Definition of infant

 (Entry 1 of 2)

1 : a child in the first period of life
2 : a person who is not of full age : minor



Definition of infant (Entry 2 of 2)

1 : intended for young children
2 : being in an early stage of development
3 : of, relating to, or being in infancy

Synonyms for infant

Synonyms: Noun

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Examples of infant in a Sentence

Noun a study of health problems that can affect young infants He showed us a picture of his infant daughter. Adjective She is an infant teacher.
Recent Examples on the Web: Noun The Hulu series, which concluded Thursday, is based on Jon Krakauer’s nonfiction bestseller, which uses the real-life murder of Brenda Lafferty and her infant daughter to delve into the turbulent history of the Mormon religion. Meredith Blakestaff Writer, Los Angeles Times, 4 June 2022 Ramon Benavides, 2022's Texas Teacher of the Year, choked up, clutching his infant son as his mind raced with thoughts of the recent mass shootings in his home state. Jessie Dimartino, ABC News, 3 June 2022 The title says it all, but for a little more context, this 2021 film starring Kevin Hart follows a man struggling with being a single father to his infant daughter after the sudden death of his wife. Hilary Weaver, ELLE, 1 June 2022 Authorities are searching for the suspects responsible for the fatal shootings of a North Carolina dad and his infant son over the Memorial Day weekend. Tristan Balagtas,, 31 May 2022 In shutting down the Abbott plant, the FDA was acting from a zero-risk mentality in its own bailiwick—protecting infant formula from factory contamination—with zero regard for costs and risks that would be somebody else’s problem. James Freeman, WSJ, 25 May 2022 Danielle Stribula of North Ridgeville has young children and related to the agony of mothers fearing that there won’t be enough infant formula in the country to feed everyone’s babies. Linda Gandee, cleveland, 23 May 2022 The aspiring artist and his girlfriend Angel Dixon have an infant son named Walker. Selena Barrientos, Good Housekeeping, 22 May 2022 While infant formula is a unique case because the recipe to make it can be complicated with specific ingredients, this episode also contains a lesson for other types of products, Vilsack said. Shari Rudavsky, The Indianapolis Star, 22 May 2022 Recent Examples on the Web: Adjective The lab is the only one in the world using an infant metabolic chamber. Erika Edwards, NBC News, 12 June 2022 Abbott Labs was alerted to allegations concerning problems at an infant-formula plant months earlier than previously publicly known, according to a government official, a person familiar with the matter and documents viewed by the WSJ. WSJ, 9 June 2022 On Thursday, for example, Amazon, Walmart and Fry's all had infant formula for purchase online, according to a search conducted at midday. Stephanie Innes, The Arizona Republic, 13 May 2022 This week, there was little infant milk to be found in stores around Boston. Globe Staff,, 20 May 2022 That includes infant formulas — defined by law as a food that purports to be a complete or partial substitute for human milk for children under twelve months of age. Joel M. Zinberg, National Review, 26 May 2022 Cox and Dobrozsi, a pediatric oncologist who also worked at Children's, were in the process of adopting an infant girl in the spring of 2019. Bruce Vielmetti, Milwaukee Journal Sentinel, 11 May 2022 The tests have changed infant health in this country, saving or improving the lives of 12,000 babies a year, according to a 2013 report by the Association of Public Health Laboratories. Mark Johnson,, 29 Apr. 2022 The country's largest infant formula manufacturer, Abbott Nutrition recalled batches of several formulas in mid-February. Corrinne Hess, Milwaukee Journal Sentinel, 16 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'infant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of infant


14th century, in the meaning defined at sense 1


circa 1586, in the meaning defined at sense 1

History and Etymology for infant


Middle English enfaunt, from Anglo-French enfant, from Latin infant-, infans, from infant-, infans, adjective, incapable of speech, young, from in- + fant-, fans, present participle of fari to speak — more at ban entry 1

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Time Traveler for infant

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The first known use of infant was in the 14th century

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Dictionary Entries Near infant



infant's breath

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Statistics for infant

Last Updated

22 Jun 2022

Cite this Entry

“Infant.” Dictionary, Merriam-Webster, Accessed 2 Jul. 2022.

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More Definitions for infant


in·​fant | \ ˈin-fənt How to pronounce infant (audio) \

Kids Definition of infant

 (Entry 1 of 2)

1 : a child in the first period of life : baby



Kids Definition of infant (Entry 2 of 2)

1 : of or relating to infancy
2 : intended for young children infant clothes


in·​fant | \ ˈin-fənt How to pronounce infant (audio) \

Medical Definition of infant

1a : a child in the first year of life : baby
b : a child several years of age
2 : a person who is not of full age : minor

Other Words from infant

infant adjective


in·​fant | \ ˈin-fənt How to pronounce infant (audio) \

Legal Definition of infant

: a person who is not of the age of majority : minor — compare adult

More from Merriam-Webster on infant

Nglish: Translation of infant for Spanish Speakers

Britannica English: Translation of infant for Arabic Speakers Encyclopedia article about infant


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