Definitions of displacement:

• noun:   act of removing from office or employment
• noun:   to move something from its natural environment
• noun:   (psychiatry) a defense mechanism that transfers affect or reaction from the original object to some more acceptable one
• noun:   (chemistry) a reaction in which an elementary substance displaces and sets free a constituent element from a compound
• noun:   act of taking the place of another especially using underhanded tactics
• noun:   the act of uniform movement
• noun:   an event in which something is displaced without rotation