dop ‧ pel ‧ gang ‧ er /ˈdɒp ə lɡæŋə, -ɡeŋ- $ ˈdɑːp ə lɡæŋər/ BrE AmE noun [countable]
[ Date: 1800-1900 ; Language: German ; Origin: doppelgänger 'double-goer' ]
1 . sb’s doppelganger someone who looks exactly like someone else SYN double
2 . an imaginary spirit that looks exactly like a living person