a‧nach‧ro‧nis‧m /əˈnækrənɪz
əm/ 
 noun [countable][
Date: 1600-1700; 
Origin: Probably from Medieval Greek anachronismos, from Greek ana- 'back' + chronos 'time']
1.  someone or something that seems to belong to the past, not the present: 
 The monarchy is something of an anachronism these days.2.
 The monarchy is something of an anachronism these days.2.  something in a play, film etc that seems wrong because it did not exist in the period of history in which the play etc is set: 
 The film is full of anachronisms.—anachronistic
 The film is full of anachronisms.—anachronistic /əˌnækrəˈnɪstɪk◂/
 adjective: 
 His painting style was seen as outdated and anachronistic.
 His painting style was seen as outdated and anachronistic.  [TahlilGaran] Dictionary of Contemporary English ▲