A grain, of species Eleusine coracana, cultivated as a cereal in arid areas of Africa and Asia; finger millet.
noun
(cooking, brewing) A type of yeast traditionally used in winemaking, baking, and brewing, now identified as Saccharomyces cerevisiae.
2010, M.J. Robert Nout, Kofi E. Aidoo, 2: Asian Fungal Fermented Food, Martin Hofrichter (volume editor), Karl Esser (editor), The Mycota, Volume X: Industrial Applications, page 49,
It is made from cooked gelatinised rice and red pulverised ragi (yeast cake or jui-piang) and fermented for up to 30 days at 25°C.