1) Deprived of life.
M.E. deed, O.E. dead "dead;" cf. O.S. dod, Dan. død, Swed. död, Du. dood, O.H.G. tot, Ger. tot; PIE *dhou-toz-, from base *dheu- "to die."
Mordé "dead," p.p. of mordan, mir- "to die," → death.
Fr.: pixel mort
Of a → CCD detector, a pixel that is not sufficiently active.
Fr.: date limite, ~ boutoir, ~ de clôture
The time by which something must be finished or submitted; the latest time for finishing something (Dictionary.com).
Historically, during the American Civil War, the term referred to a physical line or boundary beyond which prisoners were shot; → dead; → line.
Ruzband, literally "day lock, that which blocks date," from ruz, → day, + band, → bond; cf. Ger. Stichtag, Anmeldeschluss, Einsendeschluss and Fr. date de clôture.