a record of a survey of the lands of England made by order of William the Conqueror about 1086, giving ownership, extent, value, etc., of the properties.
Domes·day Book (dōōmz'dā', dōmz'-) n. The written record of a census and survey of English landowners and their property made by order of William the Conqueror in 1085-1086.
[From Middle English domesday, doomsday; see doomsday.]
Dooms·day Book (dōōmz'dā') n. Variant of Domesday Book.
1178, popular name of Great Inquisition or Survey (1086), William the Conqueror's inventory of his new domain, from M.E. domes, gen. of dom "day of judgment" (see doom). "The booke ... to be called Domesday, bicause (as Mathew Parise saith) it spared no man, but iudged all men indifferently." [Lambarde]