pac·​i·​fi·​er | \ ˈpa-sə-ˌfī(-ə)r How to pronounce pacifier (audio) \

Definition of pacifier

1 : one that pacifies
2 : a usually nipple-shaped device for babies to suck or bite on

Examples of pacifier in a Sentence

Recent Examples on the Web Teal pacifiers festooned with tiny elephants, whales and unicorns were conspicuous in the crowd of 150-plus revelers who filled a commercial building in the rapidly gentrifying Temescal neighborhood of North Oakland on a summer Sunday. Los Angeles Times, "Want in at the Bay Area’s hottest dance party? You’ll need to bring a baby," 16 Oct. 2019 Also being accepted: Diapers, wipes, bottles, pacifiers and other infant-support items. Marc Bona, cleveland, "Wine calendar: 750ml Wines’ annual holiday wine show, Flight wine bar tasting, more," 8 Oct. 2019 Newsom and her four children were thrust into the spotlight during her husband’s inauguration in January, particularly when her son Dutch came on stage using a pacifier and a blankie. Halley Bondy, NBC News, "In the know: Women in the news 10/21 - 10/25," 25 Oct. 2019 Stuffed animals are forbidden at Coachella, and the Electric Daisy Carnival prohibits pacifiers. Los Angeles Times, "Want in at the Bay Area’s hottest dance party? You’ll need to bring a baby," 16 Oct. 2019 The Left should grow up, throw out their income-inequality pacifiers, and work with the Right to boost the absolute wealth of the poor, the middle class, and the rich — to heights yet unseen. Deroy Murdock, National Review, "I Dream of Gini: Income Gap Grows under Trump, Obama — but So What?," 11 Oct. 2019 All three take notes as McKenna squirms, stretches tiny fingers, loses her pacifier, and squawks weakly — coping with the world is still difficult., "One woman’s quest to improve care for premature babies - The Boston Globe," 28 Sep. 2019 Don’t let children put their thumbs, fingers or objects (like pacifiers) in their mouths. Sonja Haller, USA TODAY, "New data shows petting zoos crawl with superbugs, potentially putting more kids at risk," 2 July 2019 These include: Baby food and formula Diapers, wipes, and baby cream Portable crib and baby blankets Infant carrier Bottles, pacifiers, etc. NBC News, "What to have on hand to be ready if a natural disaster strikes," 28 Aug. 2019

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

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First Known Use of pacifier

1533, in the meaning defined at sense 1

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Time Traveler for pacifier

Time Traveler

The first known use of pacifier was in 1533

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Statistics for pacifier

Last Updated

1 Dec 2019

Cite this Entry

“Pacifier.” The Dictionary, Merriam-Webster Inc., Accessed 10 December 2019.

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More Definitions for pacifier


How to pronounce pacifier (audio)

English Language Learners Definition of pacifier

US : a rubber object shaped like a nipple for babies to suck or bite on


pac·​i·​fi·​er | \ ˈpas-ə-ˌfī(-ə)r How to pronounce pacifier (audio) \

Medical Definition of pacifier

1 : a usually nipple-shaped device for babies to suck or bite on

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More from Merriam-Webster on pacifier

Rhyming Dictionary: Words that rhyme with pacifier

Spanish Central: Translation of pacifier

Nglish: Translation of pacifier for Spanish Speakers

Britannica English: Translation of pacifier for Arabic Speakers

Comments on pacifier

What made you want to look up pacifier? Please tell us where you read or heard it (including the quote, if possible).


to state or do over again or repeatedly

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