Definitions

1. adjective

producing or consisting of legumes, such as beans or peas; having leaves that are compound and stipulate, and flowers that are papilionaceous and zygomorphic.

“Leguminous plants are a vital source of protein in many diets.”

2. noun

a plant that produces or consists of legumes, such as beans or peas.

“The leguminous crops in the field are ready to be harvested.”