n. [ Cf. F. légumine. ] (Physiol. Chem.) An albuminous substance resembling casein, found as a characteristic ingredient of the seeds of leguminous and grain-bearing plants. [ 1913 Webster ]
a. [ Cf. F. légumineux. ] 1. Pertaining to pulse; consisting of pulse. [ 1913 Webster ]
2. (Bot.) Belonging to, or resembling, a very large natural order of plants (Leguminosæ), which bear legumes, including peas, beans, clover, locust trees, acacias, and mimosas. [ 1913 Webster ]