'Pennisetum Americanum' definitions:

Definition of 'Pennisetum Americanum'

(from WordNet)
noun
Tall grass having cattail like spikes; grown in Africa and Asia for its grain and in the United States chiefly for forage; sometimes used in making beer [syn: pearl millet, bulrush millet, cattail millet, Pennisetum glaucum, Pennisetum Americanum]