Medical Definition of narcissistic personality disorder. : a personality disorder characterized especially by an exaggerated sense of self-importance, persistent need for admiration, lack of empathy for others, excessive pride in achievements, and snobbish, disdainful, or patronizing attitudes.
For the purposes of sym metry, letâs now move on to the most common variant of syn- , or sym- , which also means âtogether.â A sym phony is the sounding âtogetherâ of many instruments.
syn: use, utilize mean to put something into action or service. use is a general word referring to the application of something to a given purpose: to use a telephone. use may also imply that the thing is consumed or diminished in the process: I used all the butter.