IPA: //ˈbɪɡəmi//
KK: /bɪgəmi/
The act of being married to two people at the same time, which is illegal in many places.
He was charged with bigamy after marrying a second wife while still married to his first.
Bigamy → It is formed from "bi-" (meaning two) and "gamos" (meaning marriage). The word describes the act of being married to two people at the same time.
Think of 'two' ('bi-') marriages ('gamos') to remember that bigamy means being married to two people.