From New Latin prostheticus, from Ancient Greek προσθετικός (prosthetikós, “adding; repletive; giving additional power”), from πρόσθεσις (prósthesis, “addition”), from προστίθημι (prostíthēmi, “I add”), from πρός (prós, “towards”) + τίθημι (títhēmi, “I place”).^[1] By surface analysis, prosth- +‎ -etic.

• (UK) IPA^(key): /ˌpɹɒsˈθɛtɪk/
• (US) IPA^(key): /ˌpɹɑsˈθɛtɪk/

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prosthetic (not comparable)

1. Artificial, acting as a substitute for part of the body; relating to prosthesis.

   prosthetic leg/arm

   • 2010, Tyson E. Lewis, Richard Kahn, Education Out of Bounds, page 1:

     Opposite of natural monsters there are technological monsters such as terminators, cyborgs, and robocops—all of which undermine dichotomies between the artificial and the organic, the prosthetic and the natural.

2. (linguistics) Prothetic.

prosthetic (plural prosthetics)

1. An artificial replacement for part of the body; a prosthesis, prosthetic device.
2. An addition to an actor etc.'s body as part of a costume, intended to transform the person's appearance.
   • 2003, Penny Delamar, The Complete Make-up Artist:

     The specialist makers of prosthetics are part chemist, part artist and part engineer. Each tends to specialise in a particular area, such as sculpting, mould making, foaming latex, knotting hair into the pieces, colouring or artworking.

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