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Definition of catharanthus
catharanthus
/ˌkæθəˈrænθəs/
cath · a · ran · thus
Plural:catharanthuses
catharanthus Lexical Profile
CEFR
C2
Grade
13
Tier
3
Usage
Rare
• noun
1
Any herbaceous plant or subshrub of the genus Catharanthus in the dogbane family Apocynaceae, native primarily to Madagascar and cultivated for its flat-faced, five-petaled flowers in shades of pink, rose, purple, or white, as well as for yielding medicinal alkaloids.
Synonyms
View all synonyms for catharanthus• Rhymes for catharanthus
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Catharanthus. In Wordmom Dictionary. Retrieved Oct 17, 2026, from https://wordmom.com/dictionary/catharanthus