Definition of Calcuttan in English:
 Calcuttan
adjectivekalˈkʌtənkælˈkətn
Relating to or characteristic of the city of Calcutta (now called Kolkata) or its inhabitants.
 a pair of Calcuttan honeymooners
nounkalˈkʌtənkælˈkətn
A native or inhabitant of the city of Calcutta (now called Kolkata)
 a middle-class Calcuttan who studied law
  Definition of Calcuttan in US English:
 Calcuttan
adjectivekalˈkətnkælˈkətn
Relating to or characteristic of the city of Calcutta (now called Kolkata) or its inhabitants.
 a pair of Calcuttan honeymooners
nounkalˈkətnkælˈkətn
A native or inhabitant of the city of Calcutta (now called Kolkata)
 a middle-class Calcuttan who studied law