English ⇄ Danish Dutch English French German Greek Italian Portuguese Russian Spanish Ukrainian

C-day
chem., el.	konverteringsdag; omstillingsdato
English thesaurus
C-day
USA	The unnamed day on which a deployment operation commences or is to commence (JP 5-0)
C-DAY
abbr., mil.	Conversion Day; Day Deployment Operations Commence
C-Day
abbr.	Day in Which Movement From Origin Begins