/ Dictionary / Index P prosthetics: Meaning and Definition of Find definitions for: pros•thet•ics Pronunciation: (pros-thet'iks), [key] — n. (used with a sing. or pl. v.) the branch of surgery or of dentistry that deals with the replacement of missing parts with artificial structures. Cf. the fabrication and fitting of prosthetic devices, esp. artificial limbs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prosthetics (Thesaurus) prosthetic group prosthetist Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language