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Definition of: prothesis
(proth′ə·sis) noun
1. Prosthesis (def. 1).
2. In the Greek Orthodox Church, a service by which the elements are prepared for consecration in the Eucharist. [<LL <Gk., a placing before, or in public <protithenai set before <pro- before + tithenai place]
—pro·thet·ic (prō·thet′ik) adjective
—pro·thet′i·cal·ly adverb
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