, es ; m. The covering of night, night's curtain :-- Niht-helm geswearc deorc ofer dryhtgumum night's curtain dark was drawn over men, Beo. Th. 3583 ; B. 1789.
Cite the scanned version of the original dicionary like this:
Bosworth, Joseph. "niht-helm." An Anglo-Saxon Dictionary: Based on the Manuscript Collections of the Late Joseph Bosworth. Ed. Thomas Northcote Toller. Oxford: Clarendon Press, 1898. 72.