tractotomy From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounThe surgical excision of nerve tracts in the medulla of the brain. Related wordsSynonymsmesencephalicspinothalamicstereotacticlobotomytransectionmedullectomycordotomytrabeculotomycorticotomycerebrotomypyramidotomymyelotomytrisegmentectomytractusmucotomytenotomy References Wiktionary — tractotomy Wikipedia — tractotomy