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
The bulk of Jack’s patents were for medical devices, among them a knife used for hair transplants and a prosthetic device for overcoming male impotence.
—Grethel Aguila, Miami Herald, 30 Sep. 2025
Her husband is directing a screaming grade-school-aged girl who is about to have a prosthetic finger bitten off.
—J. Kim Murphy, Variety, 26 Sep. 2025
Proof of this can be found in Strickland’s video, which shows Saylor running a shark toy over a section of her mom’s prosthetic limb.
—Jack Beresford, MSNBC Newsweek, 24 Sep. 2025
While the other contestants were on the final step of the challenge, Lambert had to repeatedly restart her cross on the beam, losing balance and suction on her prosthetic leg in the process.
—Steve Helling, PEOPLE, 24 Sep. 2025
See All Example Sentences for prosthetic
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Grethel Aguila, Miami Herald, 30 Sep. 2025
Her husband is directing a screaming grade-school-aged girl who is about to have a prosthetic finger bitten off.
—J. Kim Murphy, Variety, 26 Sep. 2025
Proof of this can be found in Strickland’s video, which shows Saylor running a shark toy over a section of her mom’s prosthetic limb.
—Jack Beresford, MSNBC Newsweek, 24 Sep. 2025
While the other contestants were on the final step of the challenge, Lambert had to repeatedly restart her cross on the beam, losing balance and suction on her prosthetic leg in the process.
—Steve Helling, PEOPLE, 24 Sep. 2025
See All Example Sentences for prosthetic
Cite this Entry
“Prosthetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prosthetic. Accessed 7 Oct. 2025.
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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