We don't have synonyms for indian bean yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are indian ocean, indian meal and indian bread.
(n) :
tree of the genus catalpa with large leaves and white flowers followed by long slender pods
(n) :
perennial twining vine of old world tropics having trifoliate leaves and racemes of fragrant purple pealike flowers followed by maroon pods of edible seeds; grown as an ornamental and as a vegetable on the indian subcontinent; sometimes placed in genus dolichos
(n) :
tree of the genus catalpa with large leaves and white flowers followed by long slender pods
(n) :
perennial twining vine of old world tropics having trifoliate leaves and racemes of fragrant purple pealike flowers followed by maroon pods of edible seeds; grown as an ornamental and as a vegetable on the indian subcontinent; sometimes placed in genus dolichos