What does D-day stand for?

D-day stands for "unnamed day on which operations commence or are scheduled to commence"

How to abbreviate "unnamed day on which operations commence or are scheduled to commence"?

"unnamed day on which operations commence or are scheduled to commence" can be abbreviated as D-day

What is the meaning of D-day abbreviation?

The meaning of D-day abbreviation is "unnamed day on which operations commence or are scheduled to commence"

What does D-day mean?

D-day as abbreviation means "unnamed day on which operations commence or are scheduled to commence"