Webster's Revised Unabridged Dictionary · 1913

Legume

Legume (leg"um o le*gūm") , noun

[French légume, Latin legumen, from legere to gather. So called because they may be gathered without cutting. See Legend.]

1.
(Botany) A pod dehiscent into two pieces or valves, and having the seed attached at one suture, as that of the pea.

In the latter circumstance, it differs from a siliqua, in which the seeds are attached to both sutures. In popular use, a legume is called a pod, or cod; as, pea pod, or peas cod.

2.
The fruit of leguminous plants, as peas, beans, lupines; pulse.