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Definition of helleborus
helleborus
/hɛˈlɛb.ər.əs/
hel · leb · o · rus
Plural:helleboruses
•Adjective:helleborine
helleborus Lexical Profile
CEFR
C2
Grade
13
Tier
3
Usage
Rare
Syllables
4
• noun
1
Any Eurasian perennial flowering plant of the genus Helleborus in the buttercup family (Ranunculaceae), prized in shaded gardens for its cup-shaped, nodding winter or early-spring blossoms with five showy petal-like sepals in shades of white, green, pink, or deep purple, though all parts of the plant are poisonous.
Synonyms
View all synonyms for helleborus• Rhymes for helleborus
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Helleborus. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/helleborus