Function: noun
Etymology: D, abbreviation for day
Date: 1918
: a day set for launching an operation specifically : June 6, 1944, on which Allied forces began the invasion of France in World War II
Function: noun
Etymology: D, abbreviation for day
Date: 1918
: a day set for launching an operation specifically : June 6, 1944, on which Allied forces began the invasion of France in World War II
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012