noun Pha·se·o·lus \fəˈsēələs\

Definition of Phaseolus

  1. :  a genus of herbs (family Leguminosae) which are widely distributed throughout warm regions, which include most of the true American beans, and whose flowers are in axillary racemes or panicles with the corolla having a spirally twisted keel — see bean 1b, lima bean, mung bean, sieva bean

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Origin and Etymology of phaseolus

New Latin, from Latin, diminutive of phaselus, a bean, from Greek phasēlos

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feeling or affected by lethargy

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