词根词缀：tomo-,-tom, -toma, -tomic, -tomize, -tome, -tomical, -tomically, -tomist, -tomous, -tomy; -otomy

【来源及含义】Greek: cut, incision; section; more often used as a suffix

【相关词根词缀】 Related cutting-word units: cast-; castrat-; -cise, -cide; -ectomy; mutil-; put-; sec-, seg-; temno-; trunc-.

【同源单词】anatomy, atom, cephalotomy, cirsotomy, colostomy, computerized tomography

词根词缀：tracheo-, trache-

【来源及含义】Greek: windpipe; originally, "rough" artery

【同源单词】laryngotracheal, laryngotracheitis, laryngotracheobronchitis, laryngotracheobronchoscopy, laryngotracheoscopy, laryngotracheotomy