Question

What does the D in D-Day stand for?​

Answer 1

Answer:

The D simply stands for "day."

Explanation:

The designation was traditionally used for the date of any important military operation or invasion, according to the National World War II Museum. Thus, the day before June 6, 1944, was known as D-1 and the days after were D+1, D+2, D+ and so on.

Answer 2

Answer:

The D in D-Day doesnt actually stand for anything its uses as an alliterate placeholder for the calandar.

Explanation:

D in D-Day doesn't actually stand for anything other than "day"

The D in D-Day was for an alliterate placeholder for the calandar.

Army.Mil has more information if your still curious.