Genus of chiefly tropical vines often placed in genera Dipogon or Lablab or Macrotyloma

Wikipedia Word definitions in Wikipedia
Dolichos or Dolichus is derived from the Ancient Greek word for "long" (wiktionary:δολιχός). It may refer to Dolichus (beetle) , a genus of insects Dolichos (plant) , a genus of plants Dolichos (running race) , a race in the ancient Olympics

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Pea \Pea\, n.; pl. Peas or Pease . [OE. pese, fr. AS. pisa, or OF. peis, F. pois; both fr. L. pisum; cf. Gr. ?, ?. The final s was misunderstood in English as a plural ending. Cf. Pease .] (Bot.) A plant, and its fruit, of the genus Pisum , of many varieties, ...