Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) operation (the state of being in effect or being operative) "that rule is no longer in operation"
S: (n) operation (a business especially one run on a large scale) "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"
S: (n) operation (a planned activity involving many people performing various actions) "they organized a rescue operation"; "the biggest police operation in French history"; "running a restaurant is quite an operation"; "consolidate the companies various operations"
S: (n) operation ((computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction)) "it can perform millions of operations per second"
S: (n) operation, military operation (activity by a military or naval force (as a maneuver or campaign)) "it was a joint operation of the navy and air force"
W: (v) operate [Related to: operation] (perform a movement in military or naval tactics in order to secure an advantage in attack or defense)
S: (n) operation, surgery, surgical operation, surgical procedure, surgical process (a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body) "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"
S: (n) cholecystectomy (surgical removal of the gall bladder (usually for relief of gallstone pain))
S: (n) laparoscopic cholecystectomy, lap choly (removal of the gall bladder through small punctures in the abdomen to permit the insertion of a laparoscope and surgical instruments)
S: (n) lobectomy (surgical removal of a lobe from any organ of the body (as the lung or brain))
S: (n) lumpectomy (surgical removal of a tumor without removing much of the surrounding tissue or lymph nodes; performed in some cases of breast cancer)
S: (n) mastectomy (surgical removal of a breast to remove a malignant tumor)
S: (n) radical mastectomy (removal of a breast and the underlying muscles (pectoralis major and pectoralis minor) and lymph nodes in the adjacent armpit)
S: (n) simple mastectomy (removal of a breast leaving the underlying muscles and the lymph nodes intact)
S: (n) angioplasty (an operation to repair a damaged blood vessel or unblock a coronary artery)
S: (n) arthroplasty (surgical reconstruction or replacement of a malformed or degenerated joint)
S: (n) arthrodesis (the surgical fixation of a joint which is intended to result in bone fusion)
S: (n) arthroscopy (a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incision)
S: (n) psychosurgery (brain surgery on human patients intended to relieve severe and otherwise intractable mental or behavioral problems)
S: (n) amygdalotomy (psychosurgery in which amygdaloid fibers that mediate limbic system activity are severed (in cases of extreme uncontrollable violence))
S: (n) callosotomy, callosectomy (severing the corpus callosum so that communication between the cerebral hemispheres is interrupted (in cases of severe intractable epilepsy))
S: (n) transorbital lobotomy (a method of performing prefrontal lobotomy in which the surgical knife is inserted above the eyeball and moved to cut brain fibers)
S: (n) split-brain technique (brain surgery on animals in which the corpus callosum (and sometimes the optic chiasm) is severed so that communication between the cerebral hemispheres is interrupted)
S: (n) castration (surgical removal of the testes or ovaries (usually to inhibit hormone secretion in cases of breast cancer in women or prostate cancer in men)) "bilateral castration results in sterilization"
S: (n) cryosurgery (the use of extreme cold (usually liquid nitrogen) to destroy unwanted tissue (warts or cataracts or skin cancers))
S: (n) curettage, curettement (surgery to remove tissue or growths from a bodily cavity (as the uterus) by scraping with a curette)
S: (n) suction curettage, vacuum aspiration (a method of induced abortion; prior to the 14th week of gestation the embryo and placenta are removed by applying suction to the dilated cervix)
S: (n) debridement (surgical removal of foreign material and dead tissue from a wound in order to prevent infection and promote healing)
S: (n) dilation and curettage, dilatation and curettage, D and C (a surgical procedure usually performed under local anesthesia in which the cervix is dilated and the endometrial lining of the uterus is scraped with a curet; performed to obtain tissue samples or to stop prolonged bleeding or to remove small tumors or to remove fragments of placenta after childbirth or as a method of abortion)
S: (n) electrosurgery (surgery performed with electrical devices (as in electrocautery))
S: (n) enterostomy, enterotomy (surgical operation that creates a permanent opening through the abdominal wall into the intestine)
S: (n) enucleation (surgical removal of something without cutting into it) "the enucleation of the tumor"
S: (n) extracapsular surgery (cataract surgery in which only the front of the lens is removed; the back of the lens capsule remains intact and provides support for the lens implant)
S: (n) phacoemulsification (extracapsular surgery for cataracts in which ultrasonic sound breaks the cortex and nucleus of the lens into small fragments that are then vacuumed away through a small tube)
S: (n) gastroenterostomy (surgical creation of an opening between the stomach wall and the small intestines; performed when the normal opening has been eliminated)
S: (n) closed-heart surgery (heart surgery in which a small incision is made (the chest cavity is not opened))
S: (n) port-access coronary bypass surgery (heart surgery in which a coronary bypass is performed by the use of small instruments and tiny cameras threaded through small incisions while the heart is stopped and blood is pumped through a heart-lung machine)
S: (n) minimally invasive coronary bypass surgery (heart surgery in which a coronary bypass is performed on the beating heart by the use of small instruments and cameras threaded through small incisions)
S: (n) open-heart surgery (heart surgery in which the rib cage is spread open, the heart is stopped and blood is detoured through a heart-lung machine while a heart valve or coronary artery is surgically repaired)
S: (n) coronary bypass, coronary bypass surgery, coronary artery bypass graft, CABG (open-heart surgery in which the rib cage is opened and a section of a blood vessel is grafted from the aorta to the coronary artery to bypass the blocked section of the coronary artery and improve the blood supply to the heart)
S: (n) hysterotomy (surgical incision into the uterus (as in cesarean section))
S: (n) implantation (a surgical procedure that places something in the human body) "the implantation of radioactive pellets in the prostate gland"
S: (n) intestinal bypass (surgical operation that shortens the small intestine; used in treating obesity)
S: (n) jejunostomy (surgical creation of an opening between the jejunum and the anterior abdominal wall; will allow artificial feeding)
S: (n) major surgery (any surgical procedure that involves anesthesia or respiratory assistance)
S: (n) microsurgery (surgery using operating microscopes and miniaturized precision instruments to perform intricate procedures on very small structures)
S: (n) robotic telesurgery (microsurgery in which the surgeon performs surgery by manipulating the hands of a robot)
S: (n) minor surgery (any surgical procedure that does not involve anesthesia or respiratory assistance)
S: (n) myotomy (surgical incision or division of a muscle)
S: (n) ostomy (surgical procedure that creates an artificial opening for the elimination of bodily wastes)
S: (n) colostomy (a surgical operation that creates an opening from the colon to the surface of the body to function as an anus)
S: (n) ileostomy (surgical procedure that creates an opening from the ileum through the abdominal wall to function as an anus; performed in cases of cancer of the colon or ulcerative colitis)
S: (n) phlebectomy (surgical removal or all or part of a vein; sometimes done in cases of severe varicose veins)
S: (n) photocoagulation (surgical procedure that uses an intense laser beam to destroy diseased retinal tissue or to make a scar that will hold the retina in cases of detached retina)
S: (n) epikeratophakia (using a piece of donated corneal tissue to repair the eye of someone who has had a cataract removed) "epikeratophakia gave her a living contact lens"
S: (n) liposuction, suction lipectomy (lipectomy (especially for cosmetic purposes) in which excess fatty tissue is removed from under the skin by suction)
S: (n) mastopexy (plastic surgery to lift or reshape the breasts)
S: (n) rhinotomy (surgical procedure in which an incision is made in the nose to drain accumulated pus)
S: (n) rhizotomy (surgical procedure in which spinal nerve roots are cut; done (anterior roots) to relieve intractable pain or (posterior roots) to stop severe muscle spasms)
S: (n) sex-change operation, transsexual surgery (surgical procedures and hormonal treatments designed to alter a person's sexual characteristics so that the resemble those of the opposite sex)
S: (n) Shirodkar's operation, purse-string operation (a surgical procedure in which a suture is used to close the cervix in a pregnant woman; is performed when the cervix has failed to retain previous pregnancies)
S: (n) tubal ligation (a sterilization procedure with women; both Fallopian tubes are tied in two places and the tubes removed in between the ligations)
S: (n) vasectomy (surgical procedure that removes all or part of the vas deferens (usually as a means of sterilization); is sometimes reversible)
S: (n) strabotomy (the surgical operation of cutting a muscle or tendon of the eye in order to correct strabismus)
S: (n) taxis (the surgical procedure of manually restoring a displaced body part)
S: (n) tracheostomy, tracheotomy (a surgical operation that creates an opening into the trachea with a tube inserted to provide a passage for air; performed when the pharynx is obstructed by edema or cancer or other causes)
S: (n) transplant, transplantation, organ transplant (an operation moving an organ from one organism (the donor) to another (the recipient)) "he had a kidney transplant"; "the long-term results of cardiac transplantation are now excellent"; "a child had a multiple organ transplant two months ago"
S: (n) epikeratophakia (using a piece of donated corneal tissue to repair the eye of someone who has had a cataract removed) "epikeratophakia gave her a living contact lens"
S: (n) operation, procedure (a process or series of acts especially of a practical or mechanical nature involved in a particular form of work) "the operations in building a house"; "certain machine tool operations"
S: (n) operation, functioning, performance (process or manner of functioning or operating) "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"
S: (n) mathematical process, mathematical operation, operation ((mathematics) calculation by mathematical methods) "the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"; "they were learning the basic operations of arithmetic"
S: (n) operation (the activity of operating something (a machine or business etc.)) "her smooth operation of the vehicle gave us a surprisingly comfortable ride"