noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Informal name of various plants with poisonous berries, most commonly nightshades:; The deadly nightshade. uncountable
2. 2
   Eurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edible wordnet
3. 3
   Informal name of various plants with poisonous berries, most commonly nightshades:; Bittersweet nightshade, Solanum dulcamara. uncountable
4. 4
   Informal name of various plants with poisonous berries, most commonly nightshades:; Plants in the genus Cestrum: Cestrum nocturnum, Cestrum parqui. uncountable
5. 5
   Informal name of various plants with poisonous berries, most commonly nightshades:; Any other berry of a plant in the nightshade family, Solanaceae, most of which are poisonous at least when unripe. uncountable

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6. 6
   Informal name of various plants with poisonous berries, most commonly nightshades:; Bluebead lily, Clintonia borealis. uncountable
7. 7
   Informal name of various plants with poisonous berries, most commonly nightshades:; Pokeweed. uncountable

Synonyms

All synonyms

black nightshadeblack nightshadecommon nightshadedeadly nightshadepoison-berrysolanum nigrum

Etymology

From poison + berry.

Related phrases

green poisonberrydeadly nightshade

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.