surgery vs sterilisation

Other hyponyms of surgery include catheterisation, catheterization, ablation, cutting out, excision, extirpation, amputation, angioplasty, arthroplasty, arthroscopy, brain surgery, castration, cauterisation, cauterization, cautery, chemosurgery, craniotomy, cryosurgery, curettage, curettement, debridement, decortication, D and C, dilatation and curettage, dilation and curettage, electrosurgery, enterostomy, enterotomy, enucleation, wrong-site surgery, evisceration, exenteration, eye operation, eye surgery, fenestration, gastrectomy, gastroenterostomy, gastrostomy, heart surgery, haemorrhoidectomy, hemorrhoidectomy, hysterotomy, implantation, intestinal bypass, jejunostomy, major surgery, microsurgery, minor surgery, myotomy, myringectomy, myringoplasty, myringotomy, neurosurgery, orchiopexy, osteotomy, ostomy, palatopharyngoplasty, PPP, UPPP, uvulopalatopharyngoplasty, phlebectomy, photocoagulation, anaplasty, plastic surgery, reconstructive surgery, polypectomy, resection, rhinotomy, rhizotomy, sex-change operation, transsexual surgery, purse-string operation, Shirodkar's operation, sterilization, strabotomy, taxis, tracheostomy, tracheotomy, organ transplant, transplant, transplantation, trephination, tympanoplasty, uranoplasty, vasovasostomy, vivisection.