. . . . . . . . . . . . . . . . . "a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Wordnet Synset 00672594-n" . .