Relative to the asepsis [/a], attitude to remove rotten, to avoid infection. It comes from the Greek 945; (, not) 963; 951; 960; 969; (septum, pudro) and the suffix _ismo. See asepsis.
Act without passion and neutral way. You want to say objectivity, impartiality, neutrality, Objectivism, dispassion, coldness, equanimity.