doublethink (English) comes from English doublé, from French doublé, from Middle French double, from Old French doble, from Latin dūplus, from Proto-Italic *duplos — double.
doublethink (English): The holding of two contradictory beliefs in one's...
Definitions
The holding of two contradictory beliefs in one's...
Ancestry of “doublethink”, step by step
doublethink traces back through two separate lines of ancestry.