Standard Lemma guide

poisonberry

noun · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈpɔɪ.z(ə)nˌbɛ.ɹi/
  • rhymes with -ɔɪzənbɛɹi

1

noun

Meaning 1

Informal name of various plants with poisonous berries, most commonly nightshades:

Deadly nightshade.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Informal name of various plants with poisonous berries, most commonly nightshades:

Bittersweet nightshade, Solanum dulcamara.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Informal name of various plants with poisonous berries, most commonly nightshades:

Plants in the genus Cestrum: Cestrum nocturnum, Cestrum parqui.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

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.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Informal name of various plants with poisonous berries, most commonly nightshades:

Bluebead lily (Clintonia borealis).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

Informal name of various plants with poisonous berries, most commonly nightshades:

Pokeweed.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

Eurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edible

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: black nightshade, common nightshade, poison-berry, Solanum nigrum

Antonyms: none provided

Broader terms: nightshade

Narrower terms: garden huckleberry, wonderberry, sunberry, Solanum nigrum guineese, Solanum melanocerasum, Solanum burbankii

History

Etymology

From poison + berry.