Prosthesis Definition

prŏs-thēsĭs
prostheses
noun
prostheses
Webster's New World
The replacement of a missing part of the body, as a limb, eye, or tooth, by an artificial substitute.
Webster's New World
Replacement of a missing body part with such a device.
American Heritage Medicine
Prothesis.
American Heritage
Such a substitute.
Webster's New World
Synonyms:
  • prosthetic device

Other Word Forms of Prosthesis

Noun

Singular:
prosthesis
Plural:
prostheses

Origin of Prosthesis

  • Via Latin, from Ancient Greek πρόσθεσις (prosthesis, “addition"), from προστίθημι (prostithÄ“mi, “I add"), from πρός (pros, “towards") + τίθημι (tithÄ“mi, “I place").

    From Wiktionary

  • Greek addition from prostithenai prosthe- to add pros- pros- tithenai to put dhē- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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