Definition of nightshade Nightshade

/najˈʧejˌd/ - [naycheyd] - night•shade

We found 8 definitions of nightshade from 5 different sources.

What does nightshade mean?

WordNet

Noun Plural: nightshades
nightshade - any of numerous shrubs or herbs or vines of the genus Solanum; most are poisonous though many bear edible fruit
		ligneous plant, woody plant a plant having hard lignified tissues or woody parts especially stems
		genus solanum, solanum type genus of the Solanaceae: nightshade; potato; eggplant; bittersweet
		kangaroo apple, poroporo, solanum aviculare Australian annual sometimes cultivated for its racemes of purple flowers and edible yellow egg-shaped fruit
		ball nettle, ball nightshade, bull nettle, horse nettle, solanum carolinense coarse prickly weed having pale yellow flowers and yellow berrylike fruit; common throughout southern and eastern United States
		bittersweet nightshade, climbing nightshade, poisonous nightshade, solanum dulcamara, woody nightshade, bittersweet, deadly nightshade twining shrub of North America having yellow capsules enclosing scarlet seeds
		prairie berry, purple nightshade, silver-leaved nettle, silver-leaved nightshade, silverleaf nightshade, solanum elaeagnifolium, trompillo, white horse nettle weedy nightshade with silvery foliage and violet or blue or white flowers; roundish berry widely used to curdle milk; central United States to South America
		african holly, solanum giganteum woolly-stemmed biennial arborescent shrub of tropical Africa and southern Asia having silvery-white prickly branches, clusters of blue or white flowers, and bright red berries resembling holly berries
		black nightshade, common nightshade, poison-berry, poisonberry, solanum nigrum Eurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edible
		jerusalem cherry, madeira winter cherry, solanum pseudocapsicum, winter cherry small South American shrub cultivated as a houseplant for its abundant ornamental but poisonous red or yellow cherry-sized fruit

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Wiktionary

nightshade (Noun)
Any of the poisonous plants belonging to the genus Solanum, especially black nightshade or woody nightshade .
nightshade (Noun)
Any plant of the wider Solanaceae family, including the nightshades as well as tomato, potato, eggplant, and deadly nightshade .
nightshade (Noun)
Belladonna or deadly nightshade ,.
nightshade (Noun)
Any of several plants likened to nightshade, usually because of similar dark-colored berries.

Webster DictionaryWebster's Unabridged Dictionary 📘

nightshade (n.)
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.

Wikipedia

The Nightshades (Solanaceae) is a family of plants. All of them bear flowers. Many members of the family are edible, but some are poisonous. Very often, only certain parts of the plant are edible or poisonous. Well known members of this family are Chili peppers, Petunia, Deadly nightshade, Mandrake, Potato, Tomato, Aubergine (Eggplant) and Tobacco.

It is believed that nightshades, can cause and aggrivate inflammation, many people find enormous relief by avoiding them in their diet.