Bengal bean
- noun
- US
- The farmer planted Bengal bean along the fence to improve the soil.
Examples
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Bengal bean produces attractive clusters of purple flowers in late summer.
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Farmers in the South often grow Bengal beans for their soil.
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Livestock graze on Bengal bean after the pods have matured.
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The Bengal bean is a popular choice for gardeners.
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The farmer planted Bengal bean along the fence to improve the soil.
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Livestock graze on Bengal bean after the pods have matured.
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Bengal bean produces attractive clusters of purple flowers in late summer.
Synonyms
A climbing plant with purple flowers and hairy pods grown to improve soil and feed animals
A climbing plant people grow to feed animals and improve soil
A climbing plant from Asia with long purple flower clusters and hairy pods used to improve soil and feed animals
A woody climbing plant with purple flowers and hairy pods that farmers grow to feed animals and improve soil
A tropical vine grown as a cover crop to improve soil and feed animals
A climbing plant with purple flowers and hairy pods grown to enrich soil and feed animals
A one-year woody climbing plant with purple flower clusters and hairy pods grown to improve soil and feed animals
A fast-growing vine with purple flowers and hairy pods used as food for animals and to improve soil
Surface Forms
Morphology
This is a straightforward geographic modifier + noun compound: a B1 learner who knows 'Bengal' (a place) and 'bean' (a legume) will readily infer it denotes a type of bean associated with Bengal. Although the detailed botanical description (climbing vine, hairy pods) is not derivable from the constituents, the core sense 'a bean from/related to Bengal' is fully compositional and cross-linguistically transparent.
Etymology
Bengal bean probably gets its name from the Bengal region in Asia and from its bean-like pods. The word Bengal points to where it came from and bean describes its long, hairy pods, so the name now refers to a climbing vine grown to improve the soil and feed animals.