prosthetic
adjective
pros·thet·ic
präs-ˈthe-tik 
1
: of, relating to, or being a prosthesis
a prosthetic limb
prosthetic devices
These researchers will develop ways to connect prostheses more soundly to the bone, coordinate brain signals with prosthetic movement, and create properly rotating artificial joints.—
Sheela Raman
Sheela RamanSimilar prevention is recommended if you have leaky, prolapsed, or prosthetic heart valves.—Consumer Reports
Consumer Reports2
: of, relating to, or constituting a nonprotein group of a conjugated protein
covalently bound prosthetic groups
a heme prosthetic group
Examples of prosthetic in a Sentence
Recent Examples on the Web
In the future, similar electronic skin could allow prosthetic users to feel pressure, temperature, and humidity, bringing artificial limbs closer to natural sensory function.
—Neetika Walter, Interesting Engineering, 24 Apr. 2026
So, along with Stark, Bolton recruited models like Sinéad Burke, the Irish disability activist who was born with dwarfism; Aimee Mullins, the athlete, actor, model and activist who wears prosthetic lower legs; and Aariana Rose Philip, a musician and model who uses a wheelchair, among others.
—ABC News, 20 Apr. 2026
The victim’s prosthetic leg was reportedly removed as a trophy of war and used as a beer-drinking receptacle by Australian troops.
—The Week Uk, TheWeek, 19 Apr. 2026
When Robby scissors through the uterus, a perfect flood of bloody fluid comes cascading outward, immediately filling the prosthetic belly’s cavity.
—Kathryn Vanarendonk, Vulture, 17 Apr. 2026
See All Example Sentences for prosthetic
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Neetika Walter, Interesting Engineering, 24 Apr. 2026
So, along with Stark, Bolton recruited models like Sinéad Burke, the Irish disability activist who was born with dwarfism; Aimee Mullins, the athlete, actor, model and activist who wears prosthetic lower legs; and Aariana Rose Philip, a musician and model who uses a wheelchair, among others.
—ABC News, 20 Apr. 2026
The victim’s prosthetic leg was reportedly removed as a trophy of war and used as a beer-drinking receptacle by Australian troops.
—The Week Uk, TheWeek, 19 Apr. 2026
When Robby scissors through the uterus, a perfect flood of bloody fluid comes cascading outward, immediately filling the prosthetic belly’s cavity.
—Kathryn Vanarendonk, Vulture, 17 Apr. 2026
See All Example Sentences for prosthetic
Cite this Entry
“Prosthetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prosthetic. Accessed 27 Apr. 2026.
Copy CitationMedical Definition
prosthetic
adjective
pros·thet·ic
präs-ˈthet-ik
1
: of, relating to, or being a prosthesis
a prosthetic device
prosthetic limbs
2
: of, relating to, or constituting a nonprotein group of a conjugated protein
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