Enucleation is surgical removal of the eye. This only happens when there's no other choice.
Lobectomy
Gyrectomy
Cystectomy is the medical term meaning surgical removal of the bladder.
Cervicectomy and trachelectomy both mean surgical removal of the cervix.
Ostectomy is the surgical removal of all or part of a bone.
Lumpectomy is lump removal. I know the answer sounds bogus, but it's true.
Hemorrhoidectomy is the medical term meaning surgical removal of hemorrhoids. -ectomy is the combining form meaning surgical removal.
Parotidectomy is the medical term meaning surgical removal of the parotid gland.
Hemiglossectomy is the medical term meaning surgical removal of half the tongue.
Hemihepatectomy is the medical term meaning surgical removal of half or a lobe of the liver.
Hydrocelectomy is the medical term meaning surgical removal of a hydrocele.
The medical term for the surgical removal of the pylorus is "pyloromyotomy."