/ Dictionary / Index C chemopallidectomy: Meaning and Definition of Find definitions for: che•mo•pal•li•dec•to•my Pronunciation: (kē"mō-pal"i-dek'tu-mē, kem"ō-), [key] — pl. -mies. an operation for treating Parkinson's disease and certain other diseases characterized by muscular rigidity, consisting of destroying a specific part of the corpus striatum by injecting it with a chemical, usually alcohol. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. chemonucleolysis chemoprophylaxis Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language