pros·​the·​sis | \ präs-ˈthē-səs How to pronounce prosthesis (audio) , ˈpräs-thə-\
plural prostheses\ präs-​ˈthē-​ˌsēz How to pronounce prostheses (audio) , ˈpräs-​thə-​ \

Definition of prosthesis

: an artificial device to replace or augment a missing or impaired part of the body

Examples of prosthesis in a Sentence

She was fitted with a prosthesis to replace her missing leg.

Recent Examples on the Web

Lewis is currently learning how to walk with the help of prosthesis while raising money for continued care and other amputees. Alexandria Hein, Fox News, "Dad who lost lips, limbs to horrifying infection gets new mouth made from shoulder skin, tattoo," 4 July 2018 Fucarile, whose carbon fiber and titanium leg was initially developed to help wounded soldiers return to battle, said his prosthesis is no luxury. Fox News, "5 years on, marathon bomb survivors inspire medical advances," 11 Apr. 2018 Amputees might one day even be able to perceive sensations through their prostheses. Fox News, "5 years on, marathon bomb survivors inspire medical advances," 11 Apr. 2018 Modern prostheses enable replacements of limbs lost to injury or disease. Dan Robitzski, Scientific American, "Disabled Hands Successfully Replaced with Bionic Prosthetics," 1 May 2017 Those closing credits also offer a montage of the elaborate aging process undergone by Irving and his teammates: prostheses and wigs and such. Mark Feeney,, "In ‘Uncle Drew,’ Kyrie dribbles, Kyrie shoots, Kyrie acts," 27 June 2018 The company's pictures show the kinds of things that the new system enables: among others, there's a pregnant avatar, a couple of avatars with prostheses, and two that use wheelchairs, all with a wide range of skin tones, poses, and hair styles. Peter Bright, Ars Technica, "Microsoft’s new diverse avatar editor represents more body types, disabilities," 19 June 2018 Then the long, painful road from to learning to deal with a wheelchair to walking, and later running, using a prosthesis, began. Mick Mccabe, Detroit Free Press, "Sean English to receive Courage Award at Detroit Free Press Sports Awards," 18 May 2018 The study authors think that the man was using his teeth to tighten the straps on his prosthesis. Brigit Katz, Smithsonian, "This Medieval Man Used a Knife as a Prosthetic Limb," 20 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prosthesis.' 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 prosthesis

circa 1900, in the meaning defined above

History and Etymology for prosthesis

New Latin, from Greek, addition, from prostithenai to add to, from pros- in addition to + tithenai to put — more at pros-, do

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Time Traveler for prosthesis

The first known use of prosthesis was circa 1900

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English Language Learners Definition of prosthesis

medical : an artificial device that replaces a missing or injured part of the body


pros·​the·​sis | \ präs-ˈthē-səs, ˈpräs-thə- How to pronounce prosthesis (audio) \
plural prostheses\ -​ˌsēz How to pronounce prostheses (audio) \

Medical Definition of prosthesis

: an artificial device to replace or augment a missing or impaired part of the body a dental prosthesis silicone breast and limb prostheses

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More from Merriam-Webster on prosthesis

Rhyming Dictionary: Words that rhyme with prosthesis

Spanish Central: Translation of prosthesis

Nglish: Translation of prosthesis for Spanish Speakers

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

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