An Etymological Dictionary of Astronomy and Astrophysics

The round edible seed of a widely cultivated plant, Pisum sativum, of the legume family.

Etymology (EN): False singular from M.E. pease (plural pesen), from O.E. pise (West Saxon), piose (Mercian) “pea,” from L.L. pisa, variant of L. pisum “pea,” from Gk. pison “the pea.”

Etymology (PE): Noxod “pea,” from Mid.Pers. naxôd, naxvat “pea.”