Word Study
nightshade
CIDE DICTIONARY
nightshade, n. [AS. nichtscadu.].
A common name of many species of the genus Solanum , given esp. to the Solanum nigrum , or black nightshade, a low, branching weed with small white flowers and black berries reputed to be poisonous. [1913 Webster]
OXFORD DICTIONARY
nightshade, n. any of various poisonous plants, esp. of the genus Solanum, including S. nigrum (black nightshade) with black berries, and S. dulcamara (woody nightshade) with red berries.
Idiom
deadly nightshade = BELLADONNA.
Etymology
OE nihtscada app. formed as NIGHT + SHADE, prob. with ref. to its poisonous properties
ROGET THESAURUS
nightshade
Bane
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