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Definition of swainsona
swainsona
/sweɪnˈsoʊnə/
swain · so · na
Plural:swainsonas
swainsona Lexical Profile
CEFR
C2
Grade
12
Tier
3
Usage
Rare
• noun
1
Australian A genus of flowering plants in the legume family (Fabaceae), endemic to Australia, known for their colorful pea-like flowers and including the famous Sturt's desert pea.
Example
"Sturt's desert pea is arguably the most famous species of swainsona, renowned for its striking blood-red flowers with a bulbous black center."
Synonyms
View all synonyms for swainsona• Rhymes for swainsona
Word Origin & Etymology
Named in 1806 in honor of English botanist and scientist Isaac Swainson (1746–1812), combined with the traditional botanical suffix '-a' used to denote a plant genus.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Swainsona. In Wordmom Dictionary. Retrieved Oct 15, 2026, from https://wordmom.com/dictionary/swainsona