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Definition of tephrosia

tephrosia

/tɛˈfroʊziə/
teph · ro · sia
Plural:tephrosias
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tephrosia Lexical Profile

• noun

1

Any plant of the genus Tephrosia within the legume family (Fabaceae), native to tropical and subtropical regions globally, characterized by ash-colored foliage and historically cultivated as a natural fish poison or organic insecticide due to the presence of rotenone.

Example

"Agricultural researchers are studying tephrosia as a sustainable cover crop that naturally repels insect pests while enriching the soil."

Synonyms
View all synonyms for tephrosia

• Rhymes for tephrosia

• Nearby Words

tentacled snake
tepary bean
tepee
tephrosia
tequendama
tequila
terek

Word Origin & Etymology

Derived from the Greek word 'tephros' meaning 'ash-colored', referring to the grayish hairs that cover the leaves of many species within the genus.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Tephrosia. In Wordmom Dictionary. Retrieved Oct 15, 2026, from https://wordmom.com/dictionary/tephrosia
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